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Table of n, a(n) for n=0..17.
def A216629(n): return A163085(n)/factorial(n//2)^2
[A216629(n) for n in (0..17)]
Sequence in context: A115109 A048001 A109299 * A259409 A073257 A240905
Adjacent sequences: A216626 A216627 A216628 * A216630 A216631 A216632
Peter Luschny, Sep 18 2012