

A364438


The sum of the weights of the stonesandbones tilings of the (n,2n3)benzel, where each stone is given multiplicative weight 3.


7



9, 270, 27110, 8798490, 8980383330, 28344705113430, 273927748387623390, 8057418594145673168610, 718650987298253553656580570, 193874673319110717570773876192670, 157927323459469084048485672225266775510, 387962431958247267773527802272080627127318890
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OFFSET

3,1


COMMENTS

See Problem 18 of the Propp article. It is conjectured that a(n) is 2adically continuous as a function of n > 3.


LINKS



CROSSREFS



KEYWORD

nonn


AUTHOR



STATUS

approved



