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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 (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)

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(y-1+serlaplace(prod(k=1, n, (1 + x^k*y/k! + O(x*x^n))^(2*k-1))))] \\ 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

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Last modified October 19 15:49 EDT 2018. Contains 316365 sequences. (Running on oeis4.)