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A032300 "EFJ" (unordered, size, labeled) transform of 1,3,5,7,... 1
1, 1, 3, 14, 27, 194, 1280, 4087, 17899, 177410, 1829004, 6191393, 39601452, 221669681, 3187238613, 46728961697, 184114626107, 1217996265362, 8854410188516, 68536459359829, 1305896806285888, 26706311366603507, 116616474061307483, 879466953545771963 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

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

C. G. Bower, Transforms (2)

FORMULA

E.g.f.: Product_{k > 0} (1 + (2*k-1)*x^k/k!). - Andrew Howroyd, Sep 11 2018

PROG

(PARI) seq(n)={Vec(serlaplace(prod(k=1, n, 1 + (2*k-1)*x^k/k! + O(x*x^n))))} \\ Andrew Howroyd, Sep 11 2018

CROSSREFS

Sequence in context: A302758 A063098 A297433 * A032212 A032137 A032041

Adjacent sequences:  A032297 A032298 A032299 * A032301 A032302 A032303

KEYWORD

nonn

AUTHOR

Christian G. Bower

EXTENSIONS

a(0)=1 prepended and terms a(22) and beyond from Andrew Howroyd, Sep 11 2018

STATUS

approved

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Last modified October 23 01:57 EDT 2018. Contains 316518 sequences. (Running on oeis4.)