A121151 - OEIS

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A121151

Minimal number of vertices in an n-polytrimino (or n-polyiamond).

3, 4, 5, 6, 7, 7, 8, 9, 10, 10, 11, 12, 12, 13 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	COMMENTS	`An n-polytrimino is similar to polyomino but it is made with n triangles instead squares.`
	LINKS	`Eric Weisstein's World of Mathematics, Polyomino.` `Eric Weisstein's World of Mathematics, Polyiamond.`
	CROSSREFS	`Cf. A121149, A121150.` `Sequence in context: A196119 A198458 A134483 * A088243 A154660 A004492` `Adjacent sequences: A121148 A121149 A121150 * A121152 A121153 A121154`
	KEYWORD	`nonn`
	AUTHOR	`Alexander Adamchuk (alex(AT)kolmogorov.com), Aug 12 2006`

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Last modified February 16 10:32 EST 2012. Contains 205904 sequences.