A179776 Quadrisection of the fourth central column of triangle A122245, a(n) = A179775((4*n)-2).

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

Offset

1,1

Comments

Conjecture: the last zero (108th) occurs at n=163, after which only ones occur.

Links

A. Karttunen, Table of n, a(n) for n = 1..256

Formula

a(n) = A179775((4*n)-2).

Crossrefs

Cf. A179777-A179779, and also A179771, A179831.

Sequence in context: A253903 A255849 A185059 * A360130 A353570 A089802

Adjacent sequences: A179773 A179774 A179775 * A179777 A179778 A179779

Keyword

nonn

Author

Antti Karttunen, Aug 03 2010

Status

approved