

A032060


"BGK" (reversible, element, unlabeled) transform of 0,1,1,1,...


1



1, 0, 1, 1, 1, 2, 2, 3, 3, 7, 7, 11, 14, 18, 33, 40, 55, 74, 104, 123, 225, 259, 373, 479, 668, 846, 1119, 1732, 2137, 2894, 3806, 5055, 6531, 8707, 10747, 16427, 19814, 26838, 34161, 45832, 57499, 76406, 96032, 122943, 173325, 214435
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OFFSET

0,6


LINKS

Andrew Howroyd, Table of n, a(n) for n = 0..1000
C. G. Bower, Transforms (2)


PROG

(PARI) seq(n)=[subst(serlaplace(y^0*p + polcoeff(p, 1)), y, 1)/2  p < Vec(y1+prod(k=2, n, 1 + x^k*y + O(x*x^n)))] \\ Andrew Howroyd, Sep 13 2018


CROSSREFS

Sequence in context: A307737 A309684 A330950 * A241385 A307736 A309713
Adjacent sequences: A032057 A032058 A032059 * A032061 A032062 A032063


KEYWORD

nonn


AUTHOR

Christian G. Bower


EXTENSIONS

a(0)=1 prepended by Andrew Howroyd, Sep 13 2018


STATUS

approved



