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A038337 Triangle whose (i,j)-th entry is binomial(i,j)*12^(i-j)*11^j. +0
1
1, 12, 11, 144, 264, 121, 1728, 4752, 4356, 1331, 20736, 76032, 104544, 63888, 14641, 248832, 1140480, 2090880, 1916640, 878460, 161051, 2985984, 16422912, 37635840, 45999360, 31624560, 11595672, 1771561, 35831808, 229920768 (list; table; graph; listen)
OFFSET

0,2

REFERENCES

B. N. Cyvin et al., Isomer enumeration of unbranched catacondensed polygonal systems with pentagons and heptagons, Match, No. 34 (Oct 1996), pp. 109-121.

CROSSREFS

Sequence in context: A019330 A086045 A072220 this_sequence A125509 A097824 A118877

Adjacent sequences: A038334 A038335 A038336 this_sequence A038338 A038339 A038340

KEYWORD

nonn,tabl,easy

AUTHOR

njas

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.


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