A376969 Number of polycubes of size n and symmetry class E.

0, 0, 0, 1, 6, 28, 126, 520, 2099, 8429, 33676, 135201, 543248, 2195182, 8893547, 36196788, 147739046, 605138811, 2485051070, 10233284681, 42234214910, 174693725151

Offset

1,5

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: A181337 A002693 A289779 * A117423 A351053 A171859

Adjacent sequences: A376966 A376967 A376968 * A376970 A376971 A376972

Keyword

nonn,more

Author

John Mason, Oct 12 2024

Status

approved