login
A231496
Dimensions of the hypoplactic subalgebra of the Hopf algebra PML_1.
0
1, 1, 2, 8, 39, 220, 1396, 9716
OFFSET
0,3
LINKS
H. Cheballah, S. Giraudo, R. Maurice, Combinatorial Hopf algebra structure on packed square matrices, arXiv preprint arXiv:1306.6605, 2013
CROSSREFS
Sequence in context: A185650 A059275 A020047 * A347665 A068107 A308207
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Nov 09 2013
STATUS
approved