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 | 0 |
| 2 | 0 |
| 3 | 1 |
| 4 | 0 |
| 5 | 1 |
| 6 | 1 |
| 7 | 0 |
| 8 | 3 |
| 9 | 1 |
| 10 | 1 |
| 11 | 5 |
| 12 | 1 |
| 13 | 5 |
| 14 | 7 |
| 15 | 2 |
| 16 | 13 |
| 17 | 9 |
| 18 | 8 |
| 19 | 25 |
| 20 | 12 |
| 21 | 26 |
| 22 | 41 |
| 23 | 22 |
| 24 | 64 |
| 25 | 62 |
| 26 | 56 |
| 27 | 130 |
| 28 | 96 |
| 29 | 146 |
| 30 | 233 |
| 31 | 174 |
| 32 | 340 |
| 33 | 391 |
| 34 | 376 |
| 35 | 703 |
| 36 | 661 |
| 37 | 862 |
| 38 | 1327 |
| 39 | 1211 |
| 40 | 1905 |
| 41 | 2379 |
| 42 | 2449 |
| 43 | 3935 |
| 44 | 4251 |
| 45 | 5216 |
| 46 | 7641 |
| 47 | 7911 |
| 48 | 11056 |
| 49 | 14271 |
| 50 | 15576 |
| 51 | 22632 |
| 52 | 26433 |
| 53 | 31848 |
| 54 | 44544 |
| 55 | 49920 |
| 56 | 65536 |
| 57 | 85248 |
| 58 | 97344 |
| 59 | 132712 |
| 60 | 161601 |
| 61 | 194728 |
| 62 | 262504 |
| 63 | 308865 |