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Search: id:A027321
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A027321 Duplicate of A027315. +0
1
1, 2, 6, 20, 90, 692, 5774, 48924, 417440, 3580036, 30831756, 266463804 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Sequence in context: A079468 A124382 A000666 this_sequence A027315 A005965 A000421

Adjacent sequences: A027318 A027319 A027320 this_sequence A027322 A027323 A027324

KEYWORD

dead

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Last modified December 3 16:57 EST 2008. Contains 151279 sequences.

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