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.

A130935 Signature permutation of a Catalan automorphism: row 2 of A130402.

Original entry on oeis.org

0, 1, 2, 3, 4, 5, 7, 6, 8, 9, 10, 12, 11, 13, 17, 18, 16, 14, 15, 21, 19, 20, 22, 23, 24, 26, 25, 27, 31, 32, 30, 28, 29, 35, 33, 34, 36, 45, 46, 49, 48, 50, 44, 47, 42, 37, 38, 43, 39, 40, 41, 58, 59, 56, 51, 52, 57, 53, 54, 55, 63, 60, 61, 62, 64, 65, 66, 68, 67, 69, 73, 74
Offset: 0

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Author

Antti Karttunen, Jun 11 2007

Keywords

Comments

The signature-permutation of the Catalan automorphism which is derived from *A069775 with recursion schema ENIPS (see A122204 for the definition).

Crossrefs

Inverse: A130936. The number of cycles in range [A014137(n-1)..A014138(n-1)] of this permutation are given by A130969. The number of fixed points begins like A003238. Maximum cycle sizes begins like A000792 (shifted once right).