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) |
|---|---|
| 2 | 143 |
| 3 | 3 |
| 4 | 16 |
| 5 | 2 |
| 6 | 6 |
| 7 | 1 |
| 8 | 5 |
| 9 | 9 |
| 10 | 4 |
| 11 | 8 |
| 12 | 12 |
| 13 | 7 |
| 14 | 11 |
| 15 | 24 |
| 16 | 28 |
| 17 | 14 |
| 18 | 27 |
| 19 | 67 |
| 20 | 71 |
| 21 | 57 |
| 22 | 97 |
| 23 | 128 |
| 24 | 114 |
| 25 | 127 |
| 26 | 257 |
| 27 | 414 |
| 28 | 427 |
| 29 | 557 |
| 30 | 714 |
| 31 | 997 |
| 32 | 857 |
| 33 | 1257 |
| 34 | 1414 |
| 35 | 1427 |
| 36 | 4257 |
| 37 | 2857 |
| 38 | 5714 |
| 39 | 8427 |
| 40 | 8557 |
| 41 | 9857 |
| 42 | 11427 |
| 43 | 14257 |
| 44 | 12857 |
| 45 | 28557 |
| 46 | 55714 |
| 47 | 42857 |
| 48 | 71427 |
| 49 | 85714 |
| 50 | 99857 |
| 51 | 112857 |
| 52 | 128557 |