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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.

A300388 The number of paths of length 11*n from the origin to the line y = 2*x/9 with unit East and North steps that stay below the line or touch it.

Table of values

n a(n)
0 1
1 5
2 345
3 35246
4 4255288
5 563796161
6 79264265868
7 11612106079203
8 1753402118587333
9 270965910076404428
10 42648418241303137766
11 6813002989827352100145
12 1101807202785456951146158
13 180034116076502209139781574
14 29677341363243548521326632028
15 4929368173228370040701922315332

List of values

[1, 5, 345, 35246, 4255288, 563796161, 79264265868, 11612106079203, 1753402118587333, 270965910076404428, 42648418241303137766, 6813002989827352100145, 1101807202785456951146158, 180034116076502209139781574, 29677341363243548521326632028, 4929368173228370040701922315332]

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

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