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A067690 gcd((2n)!+1, n!+1) when not equal to 1. +0
1
7, 11, 61, 19, 43, 47, 67, 79, 103, 127, 131, 163, 179, 191, 199, 227, 263, 347, 367, 383, 419, 431, 443, 479, 491, 503, 523, 563, 571, 599, 607, 619, 631, 683, 691, 727, 739, 743, 787, 823, 839, 863, 887, 947, 991, 1019, 1051, 1087, 1091, 1123, 1151 (list; graph; listen)
OFFSET

1,1

CROSSREFS

Sequence in context: A045462 A077411 A085016 this_sequence A061809 A123763 A018680

Adjacent sequences: A067687 A067688 A067689 this_sequence A067691 A067692 A067693

KEYWORD

nonn,nice

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), Feb 04 2002

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Last modified November 23 17:09 EST 2009. Contains 167438 sequences.


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