cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A101566 Binary partition sequence matrix.

Original entry on oeis.org

1, 1, 1, 2, 1, 1, 2, 2, 1, 1, 4, 2, 2, 1, 1, 4, 4, 2, 2, 1, 1, 6, 4, 4, 2, 2, 1, 1, 6, 6, 4, 4, 2, 2, 1, 1, 10, 6, 6, 4, 4, 2, 2, 1, 1, 10, 10, 6, 6, 4, 4, 2, 2, 1, 1, 14, 10, 10, 6, 6, 4, 4, 2, 2, 1, 1, 14, 14, 10, 10, 6, 6, 4, 4, 2, 2, 1, 1, 20, 14, 14, 10, 10, 6, 6, 4, 4, 2, 2, 1, 1, 20, 20, 14, 14, 10
Offset: 0

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Author

Paul Barry, Dec 07 2004

Keywords

Comments

Row sums are A000123.

Crossrefs

Cf. A018819.

Formula

Inverse matrix of T(n, k)=if(k<=n, (-1)^A010060(n-k), 0)