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 | 0 |
| 1 | 31 |
| 2 | 62 |
| 3 | 87 |
| 4 | 124 |
| 5 | 115 |
| 6 | 186 |
| 7 | 147 |
| 8 | 232 |
| 9 | 207 |
| 10 | 250 |
| 11 | 242 |
| 12 | 372 |
| 13 | 312 |
| 14 | 364 |
| 15 | 405 |
| 16 | 464 |
| 17 | 476 |
| 18 | 558 |
| 19 | 570 |
| 20 | 640 |
| 21 | 693 |
| 22 | 726 |
| 23 | 782 |
| 24 | 888 |
| 25 | 925 |
| 26 | 962 |
| 27 | 1026 |
| 28 | 1092 |
| 29 | 1160 |
| 30 | 1230 |
| 31 | 1302 |
| 32 | 1376 |
| 33 | 1452 |
| 34 | 1530 |
| 35 | 1610 |
| 36 | 1692 |
| 37 | 1776 |
| 38 | 1862 |
| 39 | 1950 |
| 40 | 2040 |
| 41 | 2132 |
| 42 | 2226 |
| 43 | 2322 |
| 44 | 2420 |
| 45 | 2520 |
| 46 | 2622 |
| 47 | 2726 |