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 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 4 |
| 5 | 6 |
| 6 | 8 |
| 7 | 11 |
| 8 | 14 |
| 9 | 18 |
| 10 | 23 |
| 11 | 29 |
| 12 | 36 |
| 13 | 44 |
| 14 | 53 |
| 15 | 63 |
| 16 | 74 |
| 17 | 87 |
| 18 | 101 |
| 19 | 117 |
| 20 | 135 |
| 21 | 155 |
| 22 | 177 |
| 23 | 201 |
| 24 | 227 |
| 25 | 256 |
| 26 | 287 |
| 27 | 321 |
| 28 | 358 |
| 29 | 398 |
| 30 | 442 |
| 31 | 489 |
| 32 | 540 |
| 33 | 595 |
| 34 | 654 |
| 35 | 717 |
| 36 | 785 |
| 37 | 858 |
| 38 | 936 |
| 39 | 1019 |
| 40 | 1107 |
| 41 | 1201 |
| 42 | 1301 |
| 43 | 1408 |
| 44 | 1521 |
| 45 | 1641 |
| 46 | 1768 |
| 47 | 1903 |
| 48 | 2046 |
| 49 | 2197 |
| 50 | 2356 |
| 51 | 2524 |
| 52 | 2701 |
| 53 | 2888 |
| 54 | 3085 |
| 55 | 3292 |
| 56 | 3510 |
| 57 | 3739 |
| 58 | 3979 |
| 59 | 4231 |