c160 in 11^275-1 (re-factored)

Polynomial

The polynomial was generated by CADO-NFS, using Thorsten Kleinjung 's 2006 algorithm (Math. Comp. 75, 2006).

n: 9370548739750343689742077059611741296688413458087068
0273383289236035851479356981431058765735101578641182122
97131774808193943011745511363829026508600700379919701
c5: 5099544240
c4: 178595201631410
c3: -671032682967653816401
c2: -2900083447300406205595267
c1: 1178975745265880341420426631713
c0: -1554316921015538237659200113579695
Y1: 6648940214250301
Y0: -1129397265836395893493025049144
# lognorm: 50.57, alpha: -6.36 E=44.21

Sieving

Lattice sieve was done in lasieve. 160426246 raw relations (much more than needed) were generated.

rlim: 20000000
alim: 40000000
lpbr: 30
lpba: 30
mfbr: 60
mfba: 90
rlambda: 2.2
alambda: 3.2

Filtering and linear algebra

Filtering and linear algebra was done in CADO-NFS. Linear algebra was done on a cluster of 4 cores on 16 nodes. The matrix had size 7M x 7M and the calendar time was approximated 4 days.

931084679774419841402323884878358835892768665158019684562289483001
10064120850984906837317344166720080184491853628765042230486282614946325739601859787057164336701

Comments

1. The number was first done by Edwards using gnfs in January.