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 | 4 |
| 2 | 13 |
| 3 | 29 |
| 4 | 51 |
| 5 | 79 |
| 6 | 114 |
| 7 | 154 |
| 8 | 202 |
| 9 | 255 |
| 10 | 315 |
| 11 | 381 |
| 12 | 453 |
| 13 | 531 |
| 14 | 616 |
| 15 | 707 |
| 16 | 805 |
| 17 | 908 |
| 18 | 1018 |
| 19 | 1135 |
| 20 | 1257 |
| 21 | 1386 |
| 22 | 1521 |
| 23 | 1662 |
| 24 | 1810 |
| 25 | 1964 |
| 26 | 2124 |
| 27 | 2291 |
| 28 | 2464 |
| 29 | 2643 |
| 30 | 2828 |
| 31 | 3020 |
| 32 | 3217 |
| 33 | 3422 |
| 34 | 3632 |
| 35 | 3849 |
| 36 | 4072 |
| 37 | 4301 |
| 38 | 4537 |
| 39 | 4779 |
| 40 | 5027 |
| 41 | 5282 |
| 42 | 5542 |
| 43 | 5809 |
| 44 | 6083 |
| 45 | 6362 |
| 46 | 6648 |