A376991 Number of polycubes of size n and symmetry class BBC.

0, 1, 1, 2, 2, 1, 1, 2, 4, 2, 5, 7, 8, 5, 10, 15, 20, 12, 23, 36, 48, 30

Offset

1,4

Comments

See link "Counting free polycubes" for explanation of notation.

Links

Table of n, a(n) for n=1..22.

John Mason, Counting free polycubes

Crossrefs

Cf. A000162, A038119.

Sequence in context: A209612 A209805 A238453 * A066287 A059260 A239473

Adjacent sequences: A376988 A376989 A376990 * A376992 A376993 A376994

Keyword

nonn,more

Author

John Mason, Oct 13 2024

Status

approved