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 | 7 |
| 2 | 49 |
| 3 | 343 |
| 4 | 2401 |
| 5 | 6807 |
| 6 | 7649 |
| 7 | 3543 |
| 8 | 4801 |
| 9 | 3607 |
| 10 | 5249 |
| 11 | 6743 |
| 12 | 7201 |
| 13 | 407 |
| 14 | 2849 |
| 15 | 9943 |
| 16 | 9601 |
| 17 | 7207 |
| 18 | 449 |
| 19 | 3143 |
| 20 | 2001 |
| 21 | 4007 |
| 22 | 8049 |
| 23 | 6343 |
| 24 | 4401 |
| 25 | 807 |
| 26 | 5649 |
| 27 | 9543 |
| 28 | 6801 |
| 29 | 7607 |
| 30 | 3249 |
| 31 | 2743 |
| 32 | 9201 |
| 33 | 4407 |
| 34 | 849 |
| 35 | 5943 |
| 36 | 1601 |
| 37 | 1207 |
| 38 | 8449 |
| 39 | 9143 |
| 40 | 4001 |
| 41 | 8007 |
| 42 | 6049 |
| 43 | 2343 |
| 44 | 6401 |
| 45 | 4807 |
| 46 | 3649 |
| 47 | 5543 |
| 48 | 8801 |
| 49 | 1607 |
| 50 | 1249 |
| 51 | 8743 |