64*497^215875-1 found by zlodeck (582078 digits)

[URL="https://primes.utm.edu/primes/page.php?id=126307"]3706*24[SUP]353908[/SUP]+1[/URL] is prime! (488472 decimal digits)

34*759^266676-1 found by seyc (768093 digits)

128*518^293315+1 found by grcpool.com (796156 digits)

174*589^180580-1 found by whizbang (500230 digits)

71*536^169461+1 found by Frank (462489 digits)

[URL="https://primes.utm.edu/primes/page.php?id=126368"]8369*24[SUP]359371[/SUP]+1[/URL] is prime! (496012 decimal digits) Time : 316.218 sec.

[URL="https://primes.utm.edu/primes/page.php?id=126375"]23981*24[SUP]360062[/SUP]+1[/URL] is prime! (496966 decimal digits) Time : 366.313 sec.

S468 is still going at n = 541325, but I am pleased to announce that it is now a 1-k base!

188*468^535963+1 is prime! (1431156 decimal digits) Time : 3141.073 sec.

I'm confirming now with an N-1 via PFGW, but I don't expect any surprises. :smile:

[QUOTE=wombatman;513778]S468 is still going at n = 541325, but I am pleased to announce that it is now a 1-k base!

188*468^535963+1 is prime! (1431156 decimal digits) Time : 3141.073 sec.

I'm confirming now with an N-1 via PFGW, but I don't expect any surprises. :smile:[/QUOTE]

Congrats! :bow wave:

[QUOTE=wombatman;513778]S468 is still going at n = 541325, but I am pleased to announce that it is now a 1-k base!

188*468^535963+1 is prime! (1431156 decimal digits) Time : 3141.073 sec.

I'm confirming now with an N-1 via PFGW, but I don't expect any surprises. :smile:[/QUOTE]

Congrats on a HUGE find! :smile: