id:A038273 - OEIS Search Results

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Triangle whose (i,j)-th entry is binomial(i,j)*7^(i-j)*7^j.

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1, 7, 7, 49, 98, 49, 343, 1029, 1029, 343, 2401, 9604, 14406, 9604, 2401, 16807, 84035, 168070, 168070, 84035, 16807, 117649, 705894, 1764735, 2352980, 1764735, 705894, 117649, 823543, 5764801, 17294403, 28824005, 28824005 (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: A143430 A161343 A165828 this_sequence A165425 A153272 A117860` `Adjacent sequences: A038270 A038271 A038272 this_sequence A038274 A038275 A038276`
	KEYWORD	`nonn,tabl,easy`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.

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