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A136732 Column 2 of square array A136730. 2
1, 3, 9, 43, 324, 3510, 50528, 913377, 19918602, 509040779, 14918466255, 493115508126, 18143982947900, 735340631600946, 32542320101428755, 1561227609244084205, 80700623119099359600, 4470904603875492038790 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..17.

CROSSREFS

Cf. A136730; A101482, A136731.

Sequence in context: A154606 A232216 A167143 * A108239 A218921 A028858

Adjacent sequences:  A136729 A136730 A136731 * A136733 A136734 A136735

KEYWORD

nonn

AUTHOR

Paul D. Hanna, Jan 19 2008

STATUS

approved

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Last modified September 2 23:10 EDT 2014. Contains 246369 sequences.