

A032150


"CGJ" (necklace, element, labeled) transform of 1,3,5,7...


1



1, 1, 3, 14, 45, 374, 2560, 19172, 236145, 2051870, 26635476, 363996632, 4321714980, 71766211464, 1127739971072, 17315941180540, 312700502653721, 6094341068758734, 110314386554987020, 2097555771605899856, 48644259993732339024, 1028684380017105071404
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OFFSET

0,3


LINKS

Andrew Howroyd, Table of n, a(n) for n = 0..200
C. G. Bower, Transforms (2)
Eric Weisstein's World of Mathematics, Pi Digits.
Index entries for sequences related to Lyndon words


PROG

(PARI) seq(n)=[subst(serlaplace(p/y), y, 1)  p < Vec(y1+serlaplace(prod(k=1, n, (1 + x^k*y/k! + O(x*x^n))^(2*k1))))] \\ Andrew Howroyd, Sep 11 2018


CROSSREFS

Sequence in context: A302225 A032316 A032225 * A032055 A180785 A123350
Adjacent sequences: A032147 A032148 A032149 * A032151 A032152 A032153


KEYWORD

nonn


AUTHOR

Christian G. Bower


EXTENSIONS

a(0)=1 prepended and terms a(19) and beyond from Andrew Howroyd, Sep 11 2018


STATUS

approved



