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 | 4 |
| 3 | 9 |
| 4 | 15 |
| 5 | 25 |
| 6 | 30 |
| 7 | 49 |
| 8 | 55 |
| 9 | 76 |
| 10 | 80 |
| 11 | 121 |
| 12 | 112 |
| 13 | 169 |
| 14 | 154 |
| 15 | 201 |
| 16 | 207 |
| 17 | 289 |
| 18 | 237 |
| 19 | 361 |
| 20 | 310 |
| 21 | 395 |
| 22 | 374 |
| 23 | 529 |
| 24 | 420 |
| 25 | 606 |
| 26 | 520 |
| 27 | 661 |
| 28 | 604 |
| 29 | 841 |
| 30 | 618 |
| 31 | 961 |
| 32 | 799 |
| 33 | 975 |
| 34 | 884 |
| 35 | 1165 |
| 36 | 919 |
| 37 | 1369 |
| 38 | 1102 |
| 39 | 1361 |
| 40 | 1202 |
| 41 | 1681 |
| 42 | 1206 |
| 43 | 1849 |
| 44 | 1480 |
| 45 | 1761 |
| 46 | 1610 |
| 47 | 2209 |
| 48 | 1612 |
| 49 | 2360 |
| 50 | 1843 |
| 51 | 2325 |
| 52 | 2062 |
| 53 | 2809 |
| 54 | 2010 |
| 55 | 2897 |
| 56 | 2368 |
| 57 | 2903 |
| 58 | 2552 |
| 59 | 3481 |