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 | 12 |
| 2 | 18 |
| 3 | 20 |
| 4 | 88 |
| 5 | 104 |
| 6 | 464 |
| 7 | 1888 |
| 8 | 1952 |
| 9 | 29056 |
| 10 | 29312 |
| 11 | 29824 |
| 12 | 30592 |
| 13 | 30848 |
| 14 | 32128 |
| 15 | 127744 |
| 16 | 128768 |
| 17 | 130304 |
| 18 | 521728 |
| 19 | 522752 |
| 20 | 8341504 |
| 21 | 8353792 |
| 22 | 8378368 |
| 23 | 8382464 |
| 24 | 134029312 |
| 25 | 134045696 |
| 26 | 134094848 |
| 27 | 134193152 |
| 28 | 2146926592 |
| 29 | 2146992128 |
| 30 | 8586723328 |
| 31 | 8587902976 |
| 32 | 8589082624 |