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 | 1 |
| 1 | 6 |
| 2 | 15 |
| 3 | 29 |
| 4 | 48 |
| 5 | 71 |
| 6 | 99 |
| 7 | 132 |
| 8 | 169 |
| 9 | 211 |
| 10 | 258 |
| 11 | 309 |
| 12 | 365 |
| 13 | 426 |
| 14 | 491 |
| 15 | 561 |
| 16 | 636 |
| 17 | 715 |
| 18 | 799 |
| 19 | 888 |
| 20 | 981 |
| 21 | 1079 |
| 22 | 1182 |
| 23 | 1289 |
| 24 | 1401 |
| 25 | 1518 |
| 26 | 1639 |
| 27 | 1765 |
| 28 | 1896 |
| 29 | 2031 |
| 30 | 2171 |
| 31 | 2316 |
| 32 | 2465 |
| 33 | 2619 |
| 34 | 2778 |
| 35 | 2941 |
| 36 | 3109 |
| 37 | 3282 |
| 38 | 3459 |
| 39 | 3641 |
| 40 | 3828 |
| 41 | 4019 |
| 42 | 4215 |
| 43 | 4416 |
| 44 | 4621 |
| 45 | 4831 |
| 46 | 5046 |
| 47 | 5265 |
| 48 | 5489 |
| 49 | 5718 |
| 50 | 5951 |
| 51 | 6189 |
| 52 | 6432 |
| 53 | 6679 |
| 54 | 6931 |
| 55 | 7188 |
| 56 | 7449 |