A269528 Parity of number of runs of 1's in negabinary representation of n.

0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 1, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 1, 1, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 1, 0, 1, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 1, 1, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 1, 1, 1, 0, 1, 0, 0, 0, 1, 1, 1, 0, 1, 1, 1, 1, 0, 0

Offset

0

Comments

An analog of A268411 in base -2.

Links

Peter J. C. Moses, Table of n, a(n) for n = 0..1999

Vladimir Shevelev, Two analogs of Thue-Morse sequence, arXiv:1603.04434 [math.NT], 2016.

Eric Weisstein's World of Mathematics, Negabinary

Crossrefs

Cf. A039724, A268411.

Sequence in context: A068344 A161382 A138886 * A099859 A176416 A102460

Adjacent sequences: A269525 A269526 A269527 * A269529 A269530 A269531

Keyword

nonn,base

Author

Vladimir Shevelev, Feb 29 2016

Extensions

More terms from Peter J. C. Moses, Feb 29 2016

Status

approved