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.

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A241781 Number of standard Young tableaux with n cells and exactly ten successions.

Original entry on oeis.org

1, 6, 50, 312, 2057, 12564, 77299, 473170, 2888809, 17728545, 109114799, 677179838, 4229167424, 26658442671, 169404526564, 1087116872873, 7039620433755, 46044295338658, 304018123809105, 2027563368241999, 13652340968436571, 92841055745572852, 637417951194934534
Offset: 11

Views

Author

Joerg Arndt and Alois P. Heinz, Apr 28 2014

Keywords

Comments

A succession is a pair of cells (v, v+1) lying in the same row.
Also number of ballot sequences having ten flat steps.

Crossrefs

Column k=10 of A238125.

A241785 Number of standard Young tableaux with 2n cells and exactly n successions.

Original entry on oeis.org

1, 1, 2, 9, 49, 322, 2411, 19868, 178832, 1724689, 17728545, 192634930, 2201760840, 26341552085, 328644606302, 4261866683006, 57288746422850, 796337785825197, 11422744246417607, 168765251734898485, 2564015637845130072, 39998356172536082076, 639840751503820832346
Offset: 0

Views

Author

Joerg Arndt and Alois P. Heinz, Apr 28 2014

Keywords

Comments

A succession is a pair of cells (v, v+1) lying in the same row.
Also number of ballot sequences of length 2n having exactly n flat steps.

Formula

a(n) = A238125(2n,n).
Previous Showing 11-12 of 12 results.

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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