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 | 64 |
| 2 | 2744 |
| 3 | 1481544 |
| 4 | 4410944 |
| 5 | 444194947 |
| 6 | 44474744007 |
| 7 | 4970444443496 |
| 8 | 2440744441344 |
| 9 | 4408846444574424 |
| 10 | 434424163454644544 |
| 11 | 40045354844444494784 |
| 12 | 304443494462464444459 |
| 13 | 24144094248434404444864 |
| 14 | 45444444436448021414449 |
| 15 | 442063442345444443482444864 |