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 | 5 |
| 5 | 7 |
| 6 | 11 |
| 7 | 15 |
| 8 | 22 |
| 9 | 31 |
| 10 | 43 |
| 11 | 58 |
| 12 | 74 |
| 13 | 97 |
| 14 | 131 |
| 15 | 171 |
| 16 | 222 |
| 17 | 277 |
| 18 | 349 |
| 19 | 447 |
| 20 | 564 |
| 21 | 698 |
| 22 | 868 |
| 23 | 1074 |
| 24 | 1321 |
| 25 | 1601 |
| 26 | 1967 |
| 27 | 2398 |
| 28 | 2911 |
| 29 | 3513 |
| 30 | 4235 |
| 31 | 5083 |
| 32 | 6071 |
| 33 | 7242 |
| 34 | 8637 |
| 35 | 10229 |
| 36 | 12102 |
| 37 | 14293 |
| 38 | 16848 |
| 39 | 19802 |
| 40 | 23271 |
| 41 | 27276 |
| 42 | 31846 |
| 43 | 37132 |
| 44 | 43196 |
| 45 | 50191 |
| 46 | 58238 |
| 47 | 67425 |
| 48 | 77946 |