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.
n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 25 |
3 | 225 |
4 | 1156 |
5 | 4225 |
6 | 12321 |
7 | 30625 |
8 | 67600 |
9 | 136161 |
10 | 255025 |
11 | 450241 |
12 | 756900 |
13 | 1221025 |
14 | 1901641 |
15 | 2873025 |
16 | 4227136 |
17 | 6076225 |
18 | 8555625 |
19 | 11826721 |
20 | 16080100 |
21 | 21538881 |
22 | 28462225 |
23 | 37149025 |
24 | 47941776 |
25 | 61230625 |
26 | 77457601 |
27 | 97121025 |