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A075845 Associated to determinants of skew-symmetric matrices related to Catalan-numbers or central binomial coefficients. 1
1, 2, 6, 31, 286, 4600, 130664, 6619840, 591478944, 93683332808, 26438906945728, 13204957909414302, 11705869922500953011, 18478647155522687153022, 51703789444327985876248510, 256918480515843999119385185643 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Appears to be the Hankel transform of A127632. - Paul Barry, Jan 20 2007

LINKS

Table of n, a(n) for n=1..16.

R. Bacher, Determinants of matrices related to the Pascal triangle, Journal de Théorie des Nombres de Bordeaux 14 (2002), 19-41.

CROSSREFS

Sequence in context: A113719 A018225 A217143 * A003087 A203901 A190958

Adjacent sequences:  A075842 A075843 A075844 * A075846 A075847 A075848

KEYWORD

nonn

AUTHOR

Roland Bacher, Oct 15 2002

STATUS

approved

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Last modified February 19 16:56 EST 2018. Contains 299356 sequences. (Running on oeis4.)