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.

A082364 Permutation of natural numbers induced by the contraction of Catalan bijection signature-permutation A082356.

Original entry on oeis.org

0, 1, 3, 4, 2, 8, 9, 12, 13, 11, 5, 6, 7, 10, 22, 23, 26, 27, 25, 35, 36, 40, 41, 39, 31, 32, 34, 38, 14, 15, 17, 18, 16, 19, 20, 21, 24, 28, 29, 33, 37, 30, 64, 65, 68, 69, 67, 77, 78, 82, 83, 81, 73, 74, 76, 80, 105, 106, 110, 111, 109, 124, 125, 130, 131, 129, 119, 120, 123
Offset: 0

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Author

Antti Karttunen, Apr 17 2003

Keywords

Crossrefs

Compare to the plot of A038776.
Inverse of A082363. Cf. also A082361-A082362.

Formula

a(n) = A082853(A082356(A081291(n))).