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 | 6 |
| 5 | 12 |
| 6 | 18 |
| 7 | 21 |
| 8 | 37 |
| 9 | 44 |
| 10 | 59 |
| 11 | 65 |
| 12 | 78 |
| 13 | 82 |
| 14 | 88 |
| 15 | 100 |
| 16 | 112 |
| 17 | 121 |
| 18 | 122 |
| 19 | 130 |
| 20 | 134 |
| 21 | 151 |
| 22 | 168 |
| 23 | 183 |
| 24 | 191 |
| 25 | 197 |
| 26 | 198 |
| 27 | 203 |
| 28 | 216 |
| 29 | 221 |
| 30 | 231 |
| 31 | 257 |
| 32 | 260 |
| 33 | 273 |
| 34 | 287 |
| 35 | 295 |
| 36 | 301 |
| 37 | 306 |
| 38 | 322 |
| 39 | 347 |
| 40 | 366 |
| 41 | 375 |
| 42 | 378 |
| 43 | 407 |
| 44 | 415 |
| 45 | 422 |
| 46 | 438 |
| 47 | 455 |
| 48 | 459 |
| 49 | 466 |
| 50 | 491 |
| 51 | 521 |
| 52 | 556 |
| 53 | 560 |
| 54 | 574 |
| 55 | 585 |
| 56 | 587 |