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Old 2022-04-21, 15:56   #51
swellman
 
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Jun 2012

3,767 Posts
Default 9+7,304 HCN GNFS

QUEUED AS 9p7_304

9+7,304 is a HCN c181 stub which recently finished ECM. It is best factored with GNFS on 15e_small.

Code:
n: 2302506453311599845274579133005125038431540801349798597608741943919867936732972901312037476359577457171195734823687349575417040222873250033854252093416826531833178311347945614717473
skew: 75010345.16
type: gnfs
lss: 0
c0: 344457940288294115732652957126733234922903988
c1: -25075105201126238609969312364285540507
c2: -497272844810139437815765244738
c3: 7037509845022232406643
c4: 45126922360494
c5: 453600
Y0: -124948895205364877481083031095396594
Y1: 49039856730632434489471
# MurphyE (Bf=4.295e+09,Bg=2.147e+09,area=2.416e+16) = 1.465e-08
# cownoise: 8.47026796e-14
rlim: 134000000
alim: 134000000
lpbr: 31
lpba: 31
mfbr: 62
mfba: 91
rlambda: 2.7
alambda: 3.4
Results of test sieving on the algebraic side with Q in blocks of 1000:

Code:
MQ        Norm_yield      Speed (sec/rel)
30           1961              0.259
50           2119              0.265
75           2098              0.282
100          2022              0.314
125          1909              0.297
150          2946              0.355
Suggesting a sieving range for Q of 30-155M to generate 265M raw relations.

Last fiddled with by swellman on 2022-04-21 at 16:02 Reason: Typo
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