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

Author

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

Keywords

• nonn
• hard
• more

Links

• 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.

Extensions

More terms from Achim Flammenkamp

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