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A032059 "BGK" (reversible, element, unlabeled) transform of 1,0,1,0,... 1
1, 1, 0, 1, 1, 1, 1, 1, 2, 4, 2, 4, 3, 7, 3, 10, 16, 13, 16, 16, 29, 22, 41, 25, 66, 91, 78, 97, 115, 163, 139, 229, 188, 358, 224, 484, 645, 673, 693, 862, 1138, 1171, 1558, 1480, 2375, 1912, 3179, 2341, 4740, 5473, 5916, 6085, 8221, 9397 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,9

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(y-1+prod(k=1, ceil(n/2), 1 + x^(2*k-1)*y + O(x*x^n)))] \\ Andrew Howroyd, Sep 13 2018

CROSSREFS

Sequence in context: A274708 A280638 A163894 * A074075 A184186 A004020

Adjacent sequences:  A032056 A032057 A032058 * A032060 A032061 A032062

KEYWORD

nonn

AUTHOR

Christian G. Bower

EXTENSIONS

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

STATUS

approved

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Last modified October 22 06:02 EDT 2018. Contains 316432 sequences. (Running on oeis4.)