Quote:
Originally Posted by xilman
Next in line is yet to be decided, but doing the 153digit cofactor of 2^760+1 by GNFS has some attraction.

OK. It would be fun to see a NFSNET GNFS again, I think.
Here's the polynomials a quick run with Kleinjungs tools turned up:
Code:
skew: 1496831.27
norm: 4.08e+021
c5: 1860300
c4: 22190654371344
c3: 8418423029876628259
c2: 41938613797493867472132508
c1: 9910997260157184158283808947544
c0: 10607495285858568709187938891462034824
alpha: 6.86
Y1: 508011226531636067
Y0: 155820412163502072585879250581
Murphy_E 3.22e012
M: 6467723141847565045770368595275819653284432337188636474118541913625083684674764941908019832620889202048853768204112271553122703814378535845220148970745
I used parameters I have extrapolated from the values TK gives in his examples: p=7, n=4.3e21, N=1.07e19 and e=2.25e12

Cheers,
Jes