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 | 71 |
| 2 | 287 |
| 3 | 647 |
| 4 | 1151 |
| 5 | 1799 |
| 6 | 2591 |
| 7 | 3527 |
| 8 | 4607 |
| 9 | 5831 |
| 10 | 7199 |
| 11 | 8711 |
| 12 | 10367 |
| 13 | 12167 |
| 14 | 14111 |
| 15 | 16199 |
| 16 | 18431 |
| 17 | 20807 |
| 18 | 23327 |
| 19 | 25991 |
| 20 | 28799 |
| 21 | 31751 |
| 22 | 34847 |
| 23 | 38087 |
| 24 | 41471 |
| 25 | 44999 |
| 26 | 48671 |
| 27 | 52487 |
| 28 | 56447 |
| 29 | 60551 |
| 30 | 64799 |
| 31 | 69191 |
| 32 | 73727 |
| 33 | 78407 |
| 34 | 83231 |
| 35 | 88199 |
| 36 | 93311 |
| 37 | 98567 |
| 38 | 103967 |
| 39 | 109511 |
| 40 | 115199 |