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A038181 Number of "connected animals" formed from n 4-gon or 6-gon connected truncated octahedra in the b.c.c. lattice, allowing translation and rotations of the lattice and reflections. 2
1, 2, 6, 35, 251, 2602, 30900, 400818, 5401599, 74617105, 1047497078, 14888851869 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

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

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

M. Owen, Splatts

T. Sillke, Notations for polyspheres

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

CROSSREFS

Cf. A000162, A038119, A036168-A036174, A038180, A038386.

Sequence in context: A018983 A279736 A081003 * A305275 A326090 A197973

Adjacent sequences: A038178 A038179 A038180 * A038182 A038183 A038184

KEYWORD

nonn

AUTHOR

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

EXTENSIONS

More terms from Achim Flammenkamp

Definition corrected by Fred Bayer, Aug 11 2010

More terms from Mark Owen, Oct 11 2013

STATUS

approved

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Last modified January 29 00:02 EST 2023. Contains 359905 sequences. (Running on oeis4.)