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A032039 "BFJ" (reversible, size, labeled) transform of 2,1,1,1... 1
1, 2, 1, 7, 9, 21, 388, 701, 2789, 8581, 325116, 725715, 3549362, 15974921, 77157109, 4774872394, 13166159997, 74350315389, 375874959532, 2464017881123, 14085616954310, 1537975786987987, 4933351699929687 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Andrew Howroyd, Table of n, a(n) for n = 0..200

C. G. Bower, Transforms (2)

PROG

(PARI) seq(n)=[subst(serlaplace(y^0*p + polcoeff(p, 1)), y, 1)/2 | p <- Vec(y-1+serlaplace((1 + 2*x*y)*prod(k=2, n, 1 + x^k*y/k! + O(x*x^n))))] \\ Andrew Howroyd, Sep 12 2018

CROSSREFS

Sequence in context: A032298 A032210 A032135 * A203991 A075118 A100245

Adjacent sequences:  A032036 A032037 A032038 * A032040 A032041 A032042

KEYWORD

nonn

AUTHOR

Christian G. Bower

EXTENSIONS

a(0)=1 prepended by Andrew Howroyd, Sep 12 2018

STATUS

approved

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Last modified October 21 11:39 EDT 2018. Contains 316414 sequences. (Running on oeis4.)