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Proth primes of the form 12321•2n+1

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Current data

k , b : 12321 , 2
Type : 3
Count : 46
Nash : 2495
Max n : 300,000
Date : 2020-06-15
4, 24, 29, 47, 61, 63, 67, 69, 87, 101, 129, 143, 153, 249, 252, 333, 408, 561, 616, 732, 929, 1349, 3467, 6156, 6919, 9244, 14413, 17128, 20059, 20169, 20512, 23479, 24076, 26208, 27189, 34113, 37648, 43893, 45537, 63107, 79527, 88752, 118701, 122844, 164961, 218753
Remarks :
12321*2^31172227+1 is composite: RES64: [6C63541B2290ADCD] (1255044.5369s+0.0091s)

12321*2^31172248+1 is not prime. Proth RES64: 189D0996785E2095 Time : 1474819.672 sec.

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