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A051420 A000081[n] is prime. 0
3, 10, 15, 343, 387, 1087, 2981 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

CROSSREFS

Sequence in context: A023861 A037345 A175336 * A092827 A087904 A093516

Adjacent sequences:  A051417 A051418 A051419 * A051421 A051422 A051423

KEYWORD

nonn

AUTHOR

David Broadhurst (D.Broadhurst(AT)open.ac.uk)

EXTENSIONS

A000081[2981] = O(10^1400) is only a probably prime. No more terms < 6000.

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Last modified February 17 05:54 EST 2012. Contains 205985 sequences.