Forum: Hobbies
2021-03-04, 15:42
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Replies: 1
Views: 69
hand puzzles
I'm tottally into eazy puzzles. Check out this one. It involves a twisting motion.
Regards
Matthew
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Forum: Miscellaneous Math
2021-03-04, 14:12
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Replies: 3
Views: 103
zero sequence in oeis
Check out this clickable link.
http://oeis.org/A000004
It is zero sequence. Very interesting.
Good fun
Matt
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Forum: Miscellaneous Math
2021-03-04, 06:59
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Replies: 7
Views: 172
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Forum: Miscellaneous Math
2021-03-04, 02:48
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Replies: 7
Views: 172
Whats a p7?
it is a seven digit prime number
for example 4002499
another is 828611
Cheers
Matt
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Forum: Lounge
2021-03-03, 20:33
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Replies: 4
Views: 231
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Forum: Lounge
2021-03-02, 06:13
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Replies: 2,070
Views: 84,663
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Forum: Soap Box
2021-02-28, 18:04
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Replies: 1,374
Views: 45,956
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Forum: Lounge
2021-02-28, 04:22
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Replies: 1,664
Views: 69,728
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Forum: Lounge
2021-02-27, 19:39
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Replies: 195
Views: 27,675
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Forum: Lounge
2021-02-26, 17:00
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Replies: 1,100
Views: 86,050
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Forum: Lounge
2021-02-26, 16:56
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Replies: 1,100
Views: 86,050
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Forum: Lounge
2021-02-25, 15:54
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Replies: 184
Views: 28,485
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Forum: Lounge
2021-02-24, 09:15
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Replies: 74
Views: 19,117
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Forum: Lounge
2021-02-24, 09:10
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Replies: 1
Views: 175
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Forum: Lounge
2021-02-22, 21:12
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Replies: 1,080
Views: 69,485
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Forum: FermatSearch
2021-02-21, 07:05
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Replies: 18
Views: 5,518
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Forum: Lounge
2021-02-15, 05:25
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Replies: 88
Views: 3,128
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Forum: FermatSearch
2021-02-09, 14:52
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Replies: 212
Views: 45,203
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Forum: FermatSearch
2021-02-09, 14:49
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Replies: 18
Views: 5,518
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Forum: Lounge
2021-02-04, 05:18
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Replies: 982
Views: 67,240
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Forum: Lounge
2021-02-01, 21:16
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Replies: 0
Views: 385
Matt's project
Hi all,
Some are familiar with Lucky Numbers of Euler (https://en.wikipedia.org/wiki/Lucky_numbers_of_Euler)
Others have seen prime generating polynomial...
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Forum: MattcAnderson
2021-01-31, 19:03
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Replies: 30
Views: 8,645
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Forum: Operazione Doppi Mersennes
2021-01-31, 16:54
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Replies: 627
Views: 70,568
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Forum: Miscellaneous Math
2021-01-27, 08:08
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Replies: 4
Views: 334
Another interesting sequence is ...
Another interesting sequence is
OEIS.org/A250001
It is about “How many ways can circles overlap?”
Everyone is different.
Also see a Numberphile video in YouTube
Called “How many ways can...
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Forum: Miscellaneous Math
2021-01-26, 05:18
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Replies: 4
Views: 334
Alternating sequence
Just so you know-
An alternating sequence
A(n) = (-1)^n
Is in Online Encyclopedia of Integer Sequences
See
033999
Good fun
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