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 | 6 |
| 2 | 15 |
| 3 | 30 |
| 4 | 50 |
| 5 | 75 |
| 6 | 104 |
| 7 | 140 |
| 8 | 181 |
| 9 | 228 |
| 10 | 279 |
| 11 | 335 |
| 12 | 396 |
| 13 | 463 |
| 14 | 533 |
| 15 | 610 |
| 16 | 693 |
| 17 | 779 |
| 18 | 870 |
| 19 | 968 |
| 20 | 1070 |
| 21 | 1177 |
| 22 | 1289 |
| 23 | 1405 |
| 24 | 1528 |
| 25 | 1655 |
| 26 | 1785 |
| 27 | 1923 |
| 28 | 2064 |
| 29 | 2211 |
| 30 | 2364 |
| 31 | 2520 |
| 32 | 2684 |
| 33 | 2851 |
| 34 | 3023 |
| 35 | 3199 |
| 36 | 3380 |
| 37 | 3569 |
| 38 | 3761 |
| 39 | 3958 |
| 40 | 4162 |
| 41 | 4368 |
| 42 | 4580 |
| 43 | 4797 |
| 44 | 5019 |
| 45 | 5247 |
| 46 | 5478 |
| 47 | 5715 |