user=unconnected [2021-02-28 01:13:09] 437*2^1606754-1 is not prime. Res64: 410830D4BE208A1B Time : 0.0 sec. user=mdettweiler [2021-02-28 04:38:16] 521*2^1606754-1 is not prime. Res64: 323AAC8979CF8D17 Time : 0.0 sec. user=mdettweiler [2021-02-28 05:01:14] 409*2^1606755-1 is not prime. Res64: 7E39525F9C9932EF Time : 0.0 sec. user=mdettweiler [2021-02-28 06:12:17] 433*2^1606755-1 is not prime. Res64: B485183753738989 Time : 0.0 sec. user=mdettweiler [2021-02-28 18:23:23] 441*2^1606755-1 is not prime. Res64: EE6708C1D49200B5 Time : 0.0 sec.