Drop 1493052 (2^5*3, ECMed C123 cofactor)

Take 1629102 1764276 1623232

Take 1415028

Drop 1764276 (2^2*3^2, ECMed C116)
Drop 1629102 (2^3*3^2*5, ECMed C117)

Drop 1511250 (2^2*7, ECMed C115)
Drop 1623232 (2*3^2, ECMed C118)
Drop 1700202 (2^6*3*ECMed C122)

Drop 1413160 (2^3*3, ECMed C125)

Take 1512168 1669728

Taking 1831164

Dropping 1831164.

Added nearly 600 iterations and had a downdriver run to 38 digits but no luck as it hit the 2^3*3*5 driver and went straight up from there.

The C101 at I1454 is fully ECM'd.

Taking 1610892 1723368 1768674 1902420
Update 1610892 1723368 1768674 1902420

Taking 1434450
Update 1434450
Dropping 1434450

Update 1780632 (Step 2365->3389 - C102->C124)