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A032334 Shifts left under "CHJ" (necklace, identity, labeled) transform. 0
2, 2, 4, 28, 234, 2834, 37862, 645798, 12252314, 269821766, 6611057718, 180775499686, 5412970783146, 177123000526346, 6268987640931794, 239030133031899966, 9760054909767135992, 425094158160031535196 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..18.

CROSSREFS

Sequence in context: A067068 A290126 A266046 * A032082 A257616 A296048

Adjacent sequences:  A032331 A032332 A032333 * A032335 A032336 A032337

KEYWORD

nonn

AUTHOR

Christian G. Bower

STATUS

approved

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Last modified February 18 13:07 EST 2018. Contains 299322 sequences. (Running on oeis4.)