A369363 Least number of inequivalent cells in a (planar) polyhex with n cells.

1, 1, 1, 2, 2, 1, 2, 3, 2, 3, 4, 2, 3, 4, 3, 4

Offset: 1

Author

Pontus von Brömssen, Jan 22 2024

Keywords

• nonn
• more

Comments

Equivalently, a(n) is the least number of free rooted (or pointed) polyhexes (A369362) corresponding to a given polyhex with n cells.

Links

• Index entries for sequences related to polyominoes.

Crossrefs

Cf. A000228, A367758, A369362, A369364, A369366.

Extensions

a(13)-a(16) from John Mason, Sep 24 2024