id:A038233 - OEIS Search Results

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Triangle whose (i,j)-th entry is binomial(i,j)*4^(i-j)*3^j.

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1, 4, 3, 16, 24, 9, 64, 144, 108, 27, 256, 768, 864, 432, 81, 1024, 3840, 5760, 4320, 1620, 243, 4096, 18432, 34560, 34560, 19440, 5832, 729, 16384, 86016, 193536, 241920, 181440, 81648, 20412, 2187, 65536, 393216, 1032192, 1548288 (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: A084471 A127675 A058557 this_sequence A046162 A060509 A113203` `Adjacent sequences: A038230 A038231 A038232 this_sequence A038234 A038235 A038236`
	KEYWORD	`nonn,tabl,easy`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified November 24 23:16 EST 2009. Contains 167481 sequences.

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