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) |
---|---|
12 | 1 |
13 | 13421773 |
14 | 240191982810781 |
15 | 3967756584209486471005 |
16 | 66828959857649638516515454045 |
17 | 1120110037194182450025632158559979613 |
18 | 18796917128597217472986991275660647159371869 |