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A081367
E.g.f.: exp(2x)/sqrt(1-2x).
+0
9
1, 3, 11, 53, 345, 2947, 31411, 400437, 5927921, 99816515, 1882741659, 39310397557, 899919305929, 22410922177347, 603120939234755, 17441737474345973, 539390080299331809, 17762381612118471043
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.
AT&T Labs Research
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