A179830 -id:A179830 - cp's OEIS frontend

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

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, 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, 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

Offset: 1

Antti Karttunen, Aug 03 2010

nonn

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

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

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

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

A179770 The fourth central column of triangle A122242, i.e., A179761(4), A179761(11), A179761(20), A179761(31), ...

Original entry on oeis.org

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

Offset: 1

Antti Karttunen, Aug 03 2010

nonn

A. Karttunen, Table of n, a(n) for n = 1..1024

Cf. A179771-A179774, and also A179775, A179830.

a(n) = A179761(A028875(n+2)).

A179775 The fourth central column of triangle A122245, i.e., A179762(4), A179762(11), A179762(20), A179762(31), ...

Original entry on oeis.org

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

Offset: 1

Antti Karttunen, Aug 03 2010

nonn

A. Karttunen, Table of n, a(n) for n = 1..1024

Cf. A179776-A179779, and also A179770, A179830.

a(n) = A179762(A028875(n+2)).

cp's OEIS Frontend

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

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A179770 The fourth central column of triangle A122242, i.e., A179761(4), A179761(11), A179761(20), A179761(31), ...

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A179775 The fourth central column of triangle A122245, i.e., A179762(4), A179762(11), A179762(20), A179762(31), ...

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