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) |
---|---|
1 | 2 |
2 | 3 |
3 | 7 |
4 | 13 |
5 | 61 |
6 | 421 |
7 | 2521 |
8 | 232792561 |
9 | 26771144401 |
10 | 72201776446801 |
11 | 442720643463713815201 |
12 | 718766754945489455304472257065075294401 |
13 | 6676878045498705789701874602220118271269436344024536001 |