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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.

A131709 Number of partitions into "bus routes" of an n X 1 grid.

Table of values

n a(n)
0 1
1 14
2 104
3 904
4 8004
5 71004
6 630004
7 5590004
8 49600004
9 440100004
10 3905000004
11 34649000004
12 307440000004
13 2727910000004
14 24204700000004
15 214767900000004
16 1905632000000004
17 16908641000000004
18 150030090000000004
19 1331214490000000004
20 11811844000000000004
21 104806295100000000004
22 929944511000000000004
23 8251382159000000000004
24 73214376480000000000004
25 649629943210000000000004

List of values

[1, 14, 104, 904, 8004, 71004, 630004, 5590004, 49600004, 440100004, 3905000004, 34649000004, 307440000004, 2727910000004, 24204700000004, 214767900000004, 1905632000000004, 16908641000000004, 150030090000000004, 1331214490000000004, 11811844000000000004, 104806295100000000004, 929944511000000000004, 8251382159000000000004, 73214376480000000000004, 649629943210000000000004]

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

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