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A107374
Records in A120713.
1
2, 23, 37, 211, 311, 313, 317, 23691827, 236132639, 2711142277, 236918275481, 23671421424998147, 23611223366121242363, 27111422497798154539, 23611192233385766114209418627, 23611222333466669138253506759, 236918274154821232463697381107, 2361122333766741112224078141221
OFFSET
1,1
CROSSREFS
Sequence in context: A144550 A106736 A045392 * A068835 A156557 A002428
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Jul 21 2007
STATUS
approved