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A120115 Primes p that divide some Euler number E(k) for even k < p-1, but p does not divide E(p-1). 3
19, 31, 43, 47, 67, 71, 79, 139, 223, 251, 263, 307, 311, 359, 379, 419, 463, 491, 563, 571, 587, 619, 691, 739, 751, 811, 887, 907, 967, 971, 983, 1019, 1031, 1039, 1051, 1151, 1163, 1187, 1223, 1231, 1279, 1283, 1291, 1307, 1319, 1399, 1423, 1427, 1439 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

See A092218 for a list of all primes that divide some E(k) for even k.

LINKS

Table of n, a(n) for n=1..49.

CROSSREFS

Sequence in context: A164320 A154418 A120337 * A157995 A043298 A286313

Adjacent sequences:  A120112 A120113 A120114 * A120116 A120117 A120118

KEYWORD

nonn

AUTHOR

T. D. Noe, Jun 09 2006

STATUS

approved

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Last modified April 8 21:44 EDT 2020. Contains 333329 sequences. (Running on oeis4.)