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 | 7 |
| 3 | 728 |
| 4 | 14 |
| 5 | 208 |
| 6 | 728 |
| 7 | 342 |
| 8 | 28 |
| 9 | 2184 |
| 10 | 1456 |
| 11 | 354312 |
| 12 | 728 |
| 13 | 9520 |
| 14 | 2394 |
| 15 | 1456 |
| 16 | 56 |
| 17 | 709928 |
| 18 | 2184 |
| 19 | 5227320 |
| 20 | 1456 |
| 21 | 124488 |
| 22 | 354312 |
| 23 | 279840 |
| 24 | 728 |
| 25 | 1040 |
| 26 | 9520 |
| 27 | 6552 |
| 28 | 2394 |
| 29 | 243880 |
| 30 | 1456 |
| 31 | 71040 |
| 32 | 112 |
| 33 | 4606056 |
| 34 | 4969496 |
| 35 | 35568 |
| 36 | 2184 |
| 37 | 20362908 |
| 38 | 5227320 |
| 39 | 123760 |
| 40 | 1456 |
| 41 | 201840 |