A121151 - OEIS

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A121151

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

0

3, 4, 5, 6, 7, 7, 8, 9, 10, 10, 11, 12, 12, 13

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

An n-polytrimino is similar to polyomino but it is made with n triangles instead of squares.

LINKS

Table of n, a(n) for n=1..14.

Eric Weisstein's World of Mathematics, Polyomino.

Eric Weisstein's World of Mathematics, Polyiamond.

CROSSREFS

Cf. A121149, A121150.

Sequence in context: A225852 A198458 A134483 * A088243 A154660 A004492

Adjacent sequences: A121148 A121149 A121150 * A121152 A121153 A121154

KEYWORD

nonn,more

AUTHOR

Alexander Adamchuk, Aug 12 2006

STATUS

approved