A075678 - OEIS

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A075678

Number of fixed (orientation matters) polyominoids (shapes made of faces of cubes) with n squares.

10

3, 18, 158, 1611, 17811, 207395, 2505858, 31125711, 394982973, 5098498323, 66733261455, 883602795509

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

OFFSET

1,1

LINKS

Table of n, a(n) for n=1..12.

Jorge Luis Mireles Jasso, The Polyominoids (gives a(4) and a(6))

CROSSREFS

Cf. A075679 (free), A056846.

18th row of A366767.

Sequence in context: A305824 A116956 A166887 * A341331 A089901 A375879

Adjacent sequences: A075675 A075676 A075677 * A075679 A075680 A075681

KEYWORD

hard,nonn

AUTHOR

Joseph Myers, Sep 24 2002

STATUS

approved