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 A179831 Quadrisection of the fourth central column of triangle A122242, a(n) = A179830((4*n)+1). 6

%I

%S 0,0,0,0,1,0,0,1,1,0,0,0,1,0,1,1,0,0,0,1,1,0,0,0,1,0,0,0,1,0,0,0,1,0,

%T 0,0,0,0,0,1,1,0,0,0,0,0,0,1,1,0,0,0,0,0,1,1,0,0,0,0,1,0,0,0,0,0,0,0,

%U 0,0,0,1,0,0,0,0,0,0,1,0,0,1,1,1,0,0,0,0,0,1,0,1,1,0,0,0,0,0,0,0,1,1

%N Quadrisection of the fourth central column of triangle A122242, a(n) = A179830((4*n)+1).

%C Conjecture: the last zero (119th) occurs at n=164, after which only ones occur.

%H A. Karttunen, <a href="/A179831/b179831.txt">Table of n, a(n) for n = 1..256</a>

%F a(n) = A179830((4*n)+1).

%Y Cf. A179832-A179834, and also A179771, A179776.

%K nonn

%O 1,1

%A _Antti Karttunen_, Aug 03 2010

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Last modified August 2 06:06 EDT 2021. Contains 346409 sequences. (Running on oeis4.)