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 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 2 |
| 7 | 3 |
| 8 | 4 |
| 9 | 5 |
| 10 | 6 |
| 11 | 7 |
| 12 | 9 |
| 13 | 12 |
| 14 | 16 |
| 15 | 21 |
| 16 | 27 |
| 17 | 34 |
| 18 | 44 |
| 19 | 57 |
| 20 | 74 |
| 21 | 96 |
| 22 | 124 |
| 23 | 159 |
| 24 | 205 |
| 25 | 265 |
| 26 | 343 |
| 27 | 444 |
| 28 | 574 |
| 29 | 740 |
| 30 | 954 |
| 31 | 1231 |
| 32 | 1590 |
| 33 | 2055 |
| 34 | 2656 |
| 35 | 3430 |
| 36 | 4428 |
| 37 | 5716 |
| 38 | 7380 |
| 39 | 9531 |
| 40 | 12312 |
| 41 | 15902 |
| 42 | 20536 |
| 43 | 26518 |
| 44 | 34242 |
| 45 | 44218 |
| 46 | 57106 |
| 47 | 73751 |
| 48 | 95245 |
| 49 | 122999 |
| 50 | 158837 |
| 51 | 205117 |