0,1
Sequence in context: A023861 A037345 A175336 * A092827 A087904 A093516
Adjacent sequences: A051417 A051418 A051419 * A051421 A051422 A051423
nonn
David Broadhurst (D.Broadhurst(AT)open.ac.uk)
A000081[2981] = O(10^1400) is only a probably prime. No more terms < 6000.