A045658 Number of 2n-bead balanced binary strings, rotationally equivalent to reverse, inequivalent to complement and reversed complement.

0, 0, 0, 0, 16, 20, 168, 168, 912, 972, 4620, 4840, 21064, 22360, 93912, 99080, 406416, 428876, 1739220, 1828104, 7364236, 7716408, 30987704, 32355664, 129676104, 135002920, 540592520, 561188088, 2245972472, 2325812528

Offset

0,5

Links

Andrew Howroyd, Table of n, a(n) for n = 0..200

Formula

From Andrew Howroyd, Sep 15 2019: (Start)

Inverse Moebius transform of A045667.

a(n) = A045653(n) - A045656(n). (End)

Crossrefs

Cf. A045653, A045656, A045667.

Sequence in context: A188242 A103330 A045667 * A167305 A094329 A070573

Adjacent sequences: A045655 A045656 A045657 * A045659 A045660 A045661

Keyword

nonn

Author

David W. Wilson

Status

approved