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L. Comtet, Advanced Combinatorics, Reidel, 1974, p. 259.
Table of n, a(n) for n=1..28.
Sequence in context: A187175 A302319 A303013 * A231766 A302817 A303510
Adjacent sequences: A059418 A059419 A059420 * A059422 A059423 A059424
N. J. A. Sloane, Jan 30 2001
More terms from Larry Reeves (larryr(AT)acm.org), Feb 08 2001