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.

A188447 Number of (5*n) X n binary arrays with nonzero rows in decreasing order and 5 ones in every column.

Table of values

n a(n)
0 1
1 0
2 0
3 0
4 205
5 250735
6 425677958
7 1184910460297
8 5319037255069867
9 37061043058189077109
10 385952934535384722609921
11 5808709067366205646755198576
12 122705633165265276505954301866183
13 3547341635706102198376777462145800378
14 137294155514669462885867305539515979061866

List of values

[1, 0, 0, 0, 205, 250735, 425677958, 1184910460297, 5319037255069867, 37061043058189077109, 385952934535384722609921, 5808709067366205646755198576, 122705633165265276505954301866183, 3547341635706102198376777462145800378, 137294155514669462885867305539515979061866]

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

Content is available under The OEIS End-User License Agreement.