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Old 2022-03-23, 17:05   #37
chris2be8
 
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Sep 2009

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QUEUED AS f76_143m1

(76^143-1)/18385055758709723792246127036122621679749475 from the extended Brent tables (ECMed to t50 + 17024 curves at 11e7):
Code:
# Built Thu Feb  3 08:33:13 2022
# Estimated SNFS difficulty 244., GNFS equivalent 175, GNFS difficulty 193, degree 5
n: 4547602801570069049516097795987524267371683860383523415421587169995213352165413613564368850725208335052674447886220480649798156931903060512404343102343579148352315196908604570732772724943569371
# 76^143-1^143, difficulty: 244.51, skewness: 1.00, alpha: 2.22
# cost: 5.44336e+18, est. time: 2592.08 GHz days (not accurate yet!)
skew: 1.000
c5: 1
c4: 1
c3: -4
c2: -3
c1: 3
c0: 1
Y1: -2822127947962858105470976
Y0: 7964406154673052346817325665203701142942778392577
m: 4919010417129708091807239051782983003843692227241129248034878176713265876447790465212718022944347882114240534839786828594586751217225749780084897239832716732302719561589315637539479856658185695418538842822508954410330166919092
type: snfs
# msieve rating: skew 1.00, size 1.274e-16, alpha 2.379, combined = 2.378e-13 rroots = 5
skew: 1.00
rlim: 134000000
alim: 134000000
lpbr: 31
lpba: 31
mfbr: 62
mfba: 62
rlambda: 2.6
alambda: 2.6
Sieve on 15e_small from 67M to 134M on the rational side.

Test sieving 10k ranges:
Code:
  Q  yield
 34M 32307
 84M 33160
134M 32157
184M 30002
I also test sieved the degree 6 poly but that sieved slightly slower.

I'll do the LA.

Last fiddled with by swellman on 2022-03-23 at 20:08
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