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 | 279936 |
| 1 | 410338673 |
| 2 | 13492928512 |
| 3 | 137231006679 |
| 4 | 781250000000 |
| 5 | 3142742836021 |
| 6 | 10030613004288 |
| 7 | 27136050989627 |
| 8 | 64847759419264 |
| 9 | 140710042265625 |
| 10 | 282621973446656 |
| 11 | 532875860165503 |
| 12 | 953133216331392 |
| 13 | 1630436461403549 |
| 14 | 2684354560000000 |
| 15 | 4275360817613091 |
| 16 | 6614541047773568 |