Taking 163464, 238710, 277416

Taking 12012

Dropping 539730 706776

Dropping 276090 (142 digits - 2^5 * 3^3 * 691 * C136 fully ECMed)

Dropping 154518 194178 201822 260256 279390 468460 489524 619416 669480 671580 902784 960930

Taking 153090 266220 288906 325164 635598 652554 833490 937842

Dropping 634872 (it got down to 12 digits, but now seems to have 2^3*3*5*7*13 at 135 digits. ECMed C125)

Dropping 643530 (2^5*5, ECMed C121)

Dropping 546612 (2^2*5*7^2*11, ECMed C124)
Dropping 539070 (2^2*7, ECMed C120)

Taking 736002

Taking 828000.

Dropping 275394 (2^2*7, ECMed C122)
Dropping 745194 (2^4*3*31, ECMed C127)