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 | 4 |
| 4 | 7 |
| 5 | 17 |
| 6 | 26 |
| 7 | 46 |
| 8 | 83 |
| 9 | 136 |
| 10 | 176 |
| 11 | 203 |
| 12 | 319 |
| 13 | 452 |
| 14 | 501 |
| 15 | 645 |
| 16 | 806 |
| 17 | 942 |
| 18 | 1023 |
| 19 | 1373 |
| 20 | 2142 |
| 21 | 2352 |
| 22 | 2473 |
| 23 | 3013 |
| 24 | 4392 |
| 25 | 4812 |
| 26 | 5273 |
| 27 | 5881 |
| 28 | 7820 |
| 29 | 8360 |
| 30 | 8953 |
| 31 | 9373 |
| 32 | 11998 |
| 33 | 12646 |
| 34 | 13371 |
| 35 | 13875 |
| 36 | 15944 |
| 37 | 17294 |
| 38 | 18152 |
| 39 | 20084 |
| 40 | 24447 |
| 41 | 25143 |
| 42 | 26521 |
| 43 | 27564 |
| 44 | 29090 |
| 45 | 33764 |
| 46 | 40156 |
| 47 | 41482 |
| 48 | 42826 |
| 49 | 44217 |
| 50 | 46647 |
| 51 | 51069 |