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A274186
Determinants of the Hankel matrices for the complement of the period-doubling sequence A035263.
0
0, -1, 0, 1, 0, -1, 0, 9, 0, -1, 0, 1, 0, -1, 0, 225, 0, -1, 0, 1, 0, -1, 0, 9, 0, -1, 0, 1, 0, -81, 0, 245025, 0, -81, 0, 1, 0, -1, 0, 9, 0, -1, 0, 1, 0, -1, 0, 225, 0, -1, 0, 1, 0, -1, 0, 9, 0, -81, 0, 6561, 0, -4100625, 0, 218813450625, 0, -4100625, 0, 6561, 0, -81, 0, 9, 0, -1, 0, 1, 0, -1, 0, 225, 0, -1, 0, 1, 0, -1, 0, 9, 0, -1, 0, 1, 0, -81
OFFSET
1,8
COMMENTS
The complement of the period-doubling sequence is generated by the map sending 0 -> 01, 1 -> 00.
LINKS
Robbert Fokkink, Cor Kraaikamp, and Jeffrey Shallit, Hankel matrices for the period-doubling sequence, arxiv preprint arXiv:1511.06569 [math.CO], November 2015.
CROSSREFS
Sequence in context: A278006 A221804 A275107 * A158336 A021530 A110909
KEYWORD
sign
AUTHOR
Jeffrey Shallit, Jun 21 2016
STATUS
approved