References to A026375

a(n) = Sum_{k=0..n} binomial(n,k)*binomial(2*k,k).
1, 3, 11, 45, 195, 873, 3989, 18483, 86515, 408105, 1936881, 9238023, 44241261


1 seqfan posts

Fri Feb 18 14:28:55 CET 2011    [seqfan] More results on Basket Weave tiling paths

Index of A-numbers in seqfan: by ascending order    by month    by frequency    by keyword
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