A180954 The number of diag(n, n, n) 3D diagonal polyominoes.

1, 32, 2271, 79936, 2103269, 49998072, 1163531779, 27263453288

Offset

1,2

Comments

Top row of Table 1, Minimal polyominoes inscribed in an n X n X n prism, on p. 7 of Alain. a(n) <= A000162(n) (Number of 3-dimensional polyominoes (or polycubes) with n cells).

Links

Table of n, a(n) for n=1..8.

Goupil Alain and Cloutier Hugo, 3D Polyominoes inscribed in a rectangular prism, Sep 24, 2010.

Crossrefs

Cf. A000162.

Sequence in context: A101441 A321663 A264145 * A220730 A254458 A185968

Adjacent sequences: A180951 A180952 A180953 * A180955 A180956 A180957

Keyword

nonn

Author

Jonathan Vos Post, Sep 27 2010

Status

approved