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 | 3 |
| 3 | 5 |
| 4 | 10 |
| 5 | 14 |
| 6 | 26 |
| 7 | 35 |
| 8 | 60 |
| 9 | 82 |
| 10 | 131 |
| 11 | 177 |
| 12 | 286 |
| 13 | 376 |
| 14 | 582 |
| 15 | 793 |
| 16 | 1202 |
| 17 | 1610 |
| 18 | 2450 |
| 19 | 3274 |
| 20 | 4906 |
| 21 | 6665 |
| 22 | 9770 |
| 23 | 13274 |
| 24 | 19690 |
| 25 | 26506 |
| 26 | 38596 |
| 27 | 53006 |
| 28 | 76432 |
| 29 | 104189 |
| 30 | 150844 |
| 31 | 205282 |
| 32 | 294304 |
| 33 | 404146 |
| 34 | 573140 |
| 35 | 786169 |
| 36 | 1119457 |
| 37 | 1527554 |
| 38 | 2155953 |
| 39 | 2965567 |
| 40 | 4163955 |
| 41 | 5701816 |