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 | 5 |
3 | 16 |
4 | 59 |
5 | 251 |
6 | 890 |
7 | 3270 |
8 | 12269 |
9 | 45793 |
10 | 167360 |
11 | 596036 |
12 | 2070755 |
13 | 7041087 |
14 | 23517590 |
15 | 77417074 |
16 | 251879897 |
17 | 811815485 |
18 | 2596707692 |
19 | 8255064768 |
20 | 26112370895 |
21 | 82260512731 |
22 | 258263585090 |
23 | 808543518254 |
24 | 2525239747781 |
25 | 7870664327961 |
26 | 24487769002520 |
27 | 76069664095420 |
28 | 235979863263419 |