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.

A082853 Integers 0 to Catalan(n)-1 followed by integers 0 to Catalan(n+1)-1 etc.

Original entry on oeis.org

0, 0, 0, 1, 0, 1, 2, 3, 4, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17
Offset: 0

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Author

Antti Karttunen, Apr 17 2003

Keywords

Crossrefs

a(n) = A082854(n)-1. Cf. A002262, A000108.

Programs

  • Mathematica
    Table[Range[0,CatalanNumber[n]-1],{n,0,6}]//Flatten (* Harvey P. Dale, Jul 24 2021 *)

Formula

a(n) = n - A082852(n)