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 | 1 |
| 2 | 4 |
| 3 | 13 |
| 4 | 22 |
| 5 | 43 |
| 6 | 52 |
| 7 | 73 |
| 8 | 94 |
| 9 | 151 |
| 10 | 160 |
| 11 | 181 |
| 12 | 202 |
| 13 | 259 |
| 14 | 280 |
| 15 | 337 |
| 16 | 394 |
| 17 | 559 |
| 18 | 568 |
| 19 | 589 |
| 20 | 610 |
| 21 | 667 |
| 22 | 688 |
| 23 | 745 |
| 24 | 802 |
| 25 | 967 |
| 26 | 988 |
| 27 | 1045 |
| 28 | 1102 |
| 29 | 1267 |
| 30 | 1324 |
| 31 | 1489 |
| 32 | 1654 |
| 33 | 2143 |
| 34 | 2152 |
| 35 | 2173 |
| 36 | 2194 |
| 37 | 2251 |
| 38 | 2272 |
| 39 | 2329 |
| 40 | 2386 |
| 41 | 2551 |
| 42 | 2572 |
| 43 | 2629 |