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 | 4 |
| 2 | 11 |
| 3 | 21 |
| 4 | 35 |
| 5 | 52 |
| 6 | 74 |
| 7 | 102 |
| 8 | 136 |
| 9 | 172 |
| 10 | 212 |
| 11 | 257 |
| 12 | 307 |
| 13 | 358 |
| 14 | 412 |
| 15 | 470 |
| 16 | 535 |
| 17 | 606 |
| 18 | 683 |
| 19 | 762 |
| 20 | 840 |
| 21 | 918 |
| 22 | 1006 |
| 23 | 1106 |
| 24 | 1214 |
| 25 | 1321 |
| 26 | 1423 |
| 27 | 1523 |
| 28 | 1631 |
| 29 | 1753 |
| 30 | 1889 |
| 31 | 2027 |
| 32 | 2159 |
| 33 | 2283 |
| 34 | 2411 |
| 35 | 2553 |
| 36 | 2712 |
| 37 | 2876 |
| 38 | 3034 |
| 39 | 3187 |
| 40 | 3343 |
| 41 | 3511 |
| 42 | 3695 |
| 43 | 3885 |
| 44 | 4071 |
| 45 | 4246 |
| 46 | 4425 |
| 47 | 4617 |