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A045653 Number of 2n-bead balanced binary strings, rotationally equivalent to reverse. 0
1, 2, 6, 8, 38, 52, 216, 268, 1062, 1232, 4956, 5524, 21848, 24000, 95780, 102808, 410662, 437548, 1748592, 1847524, 7384988, 7759144, 31033404, 32449828, 129774936, 135207552, 540807104, 561629852, 2246432996, 2326762744 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..29.

CROSSREFS

Sequence in context: A094678 A076507 A117542 * A235320 A152158 A291782

Adjacent sequences:  A045650 A045651 A045652 * A045654 A045655 A045656

KEYWORD

nonn

AUTHOR

David W. Wilson

STATUS

approved

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Last modified March 25 10:19 EDT 2019. Contains 321470 sequences. (Running on oeis4.)