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) |
|---|---|
| 3 | 30 |
| 4 | 48 |
| 5 | 80 |
| 6 | 112 |
| 7 | 162 |
| 8 | 212 |
| 9 | 284 |
| 10 | 356 |
| 11 | 454 |
| 12 | 552 |
| 13 | 680 |
| 14 | 808 |
| 15 | 970 |
| 16 | 1132 |
| 17 | 1332 |
| 18 | 1532 |
| 19 | 1774 |
| 20 | 2016 |
| 21 | 2304 |
| 22 | 2592 |
| 23 | 2930 |
| 24 | 3268 |
| 25 | 3660 |
| 26 | 4052 |
| 27 | 4502 |
| 28 | 4952 |
| 29 | 5464 |
| 30 | 5976 |
| 31 | 6554 |
| 32 | 7132 |
| 33 | 7780 |
| 34 | 8428 |
| 35 | 9150 |
| 36 | 9872 |
| 37 | 10672 |
| 38 | 11472 |
| 39 | 12354 |
| 40 | 13236 |
| 41 | 14204 |
| 42 | 15172 |
| 43 | 16230 |
| 44 | 17288 |
| 45 | 18440 |