A038386 Number of "connected animals" formed from n 4-gon or 6-gon connected truncated octahedra in the b.c.c. lattice, allowing only translation of the lattice.

1, 7, 67, 734, 8716, 109070, 1416284, 18903142, 257718235, 3573580367

Offset

1,2

Links

Table of n, a(n) for n=1..10.

S. T. Coffin, Puzzling World of Polyhedral Dissections, Oxford Univ. Press, 1991.

T. Sillke, Notations for polyspheres

Index entries for sequences related to b.c.c. lattice

Crossrefs

Cf. A000162, A038119, A038168-A038174, A038180, A038181.

Sequence in context: A020469 A340973 A199756 * A371398 A243675 A364924

Adjacent sequences: A038383 A038384 A038385 * A038387 A038388 A038389

Keyword

nonn,hard,more

Author

Torsten Sillke (TORSTEN.SILLKE(AT)LHSYSTEMS.COM).

Extensions

More terms from Achim Flammenkamp

Name corrected and a(9)-a(10) from Aaron N. Siegel, May 31 2022

Status

approved