Drop 1882748 and 1648500.

Drop 1862172 (2^3*3*5, ECMed C120 cofactor)

Reserving 1766760.
Drop 741288 and 1375374.

Dropping 1722684 1717032 1450064 1823760 1373820 1757904 1408200 1337904 1478250 1944264 1813320 1964490 1351968 1447956 1975176 1589136 1744932 1837992 1880124 1841136 1518822 1566810 1977528 1819284 1974726

Taking 1350426 1649928 1366650 1924848 1396260 1402188 1817886 1803744 1889778 1675218 1743684 1410048 1647882 1452330 1420962

Dropping 889800 (2^3*5*17, 4000@3e6 on C139 cofactor)

Taking 1519140 1927992

Dropping 1345080 (130 digits, 2^3*3, ECMed C124)

Reserving 1412124.

[URL="http://factordb.com/sequences.php?se=1&aq=1318926&action=last20"] [/URL]Reserving 1318926

Reserving 1412088.

Dropping 1998984 (127 digits; 2*3; ECMed C123 cofactor)