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A231493 Dimensions of the Bell subalgebra of the Hopf algebra PML_1. 0
1, 1, 2, 9, 53, 390, 3389, 33881 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..7.

H. Cheballah, S. Giraudo, R. Maurice, Combinatorial Hopf algebra structure on packed square matrices, arXiv preprint arXiv:1306.6605, 2013

CROSSREFS

Sequence in context: A192131 A326287 A351815 * A218945 A233338 A073986

Adjacent sequences: A231490 A231491 A231492 * A231494 A231495 A231496

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane, Nov 09 2013

STATUS

approved

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Last modified November 27 00:20 EST 2022. Contains 358362 sequences. (Running on oeis4.)