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.

A252927 Number of nX5 nonnegative integer arrays with upper left 0 and lower right n+5-6 and value increasing by 0 or 1 with every step right or down.

Table of values

n a(n)
1 1
2 19
3 413
4 6997
5 84910
6 762227
7 5385305
8 31454256
9 157376166
10 692347393
11 2731553014
12 9814551889
13 32510650689
14 100275435009
15 290361386801
16 794754882094
17 2068183070502
18 5142171510385
19 12267196687798
20 28182388823719

List of values

[1, 19, 413, 6997, 84910, 762227, 5385305, 31454256, 157376166, 692347393, 2731553014, 9814551889, 32510650689, 100275435009, 290361386801, 794754882094, 2068183070502, 5142171510385, 12267196687798, 28182388823719]

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

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