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A038332 Triangle whose (i,j)-th entry is binomial(i,j)*12^(i-j)*6^j. +0
1
1, 12, 6, 144, 144, 36, 1728, 2592, 1296, 216, 20736, 41472, 31104, 10368, 1296, 248832, 622080, 622080, 311040, 77760, 7776, 2985984, 8957952, 11197440, 7464960, 2799360, 559872, 46656, 35831808, 125411328, 188116992, 156764160 (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: A040135 A004015 A119870 this_sequence A093763 A002548 A038598

Adjacent sequences: A038329 A038330 A038331 this_sequence A038333 A038334 A038335

KEYWORD

nonn,tabl,easy

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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