id:A038329 - OEIS Search Results

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Triangle whose (i,j)-th entry is binomial(i,j)*12^(i-j)*3^j.

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1, 12, 3, 144, 72, 9, 1728, 1296, 324, 27, 20736, 20736, 7776, 1296, 81, 248832, 311040, 155520, 38880, 4860, 243, 2985984, 4478976, 2799360, 933120, 174960, 17496, 729, 35831808, 62705664, 47029248, 19595520, 4898880, 734832, 61236 (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: A040139 A112033 A130895 this_sequence A098909 A010202 A079792` `Adjacent sequences: A038326 A038327 A038328 this_sequence A038330 A038331 A038332`
	KEYWORD	`nonn,tabl,easy`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified March 18 15:35 EDT 2010. Contains 173617 sequences.

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