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 | 10 |
| 4 | 19 |
| 5 | 31 |
| 6 | 47 |
| 7 | 68 |
| 8 | 92 |
| 9 | 120 |
| 10 | 153 |
| 11 | 190 |
| 12 | 232 |
| 13 | 279 |
| 14 | 332 |
| 15 | 392 |
| 16 | 454 |
| 17 | 521 |
| 18 | 593 |
| 19 | 670 |
| 20 | 753 |
| 21 | 841 |
| 22 | 936 |
| 23 | 1036 |
| 24 | 1141 |
| 25 | 1252 |
| 26 | 1370 |
| 27 | 1494 |
| 28 | 1625 |
| 29 | 1763 |
| 30 | 1909 |
| 31 | 2063 |
| 32 | 2216 |
| 33 | 2376 |
| 34 | 2542 |
| 35 | 2713 |
| 36 | 2890 |
| 37 | 3074 |
| 38 | 3264 |
| 39 | 3460 |
| 40 | 3663 |
| 41 | 3872 |
| 42 | 4088 |
| 43 | 4310 |
| 44 | 4540 |
| 45 | 4776 |
| 46 | 5021 |