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) |
|---|---|
| 0 | 0 |
| 1 | 23 |
| 2 | 48 |
| 3 | 75 |
| 4 | 104 |
| 5 | 135 |
| 6 | 168 |
| 7 | 203 |
| 8 | 240 |
| 9 | 279 |
| 10 | 320 |
| 11 | 363 |
| 12 | 408 |
| 13 | 455 |
| 14 | 504 |
| 15 | 555 |
| 16 | 608 |
| 17 | 663 |
| 18 | 720 |
| 19 | 779 |
| 20 | 840 |
| 21 | 903 |
| 22 | 968 |
| 23 | 1035 |
| 24 | 1104 |
| 25 | 1175 |
| 26 | 1248 |
| 27 | 1323 |
| 28 | 1400 |
| 29 | 1479 |
| 30 | 1560 |
| 31 | 1643 |
| 32 | 1728 |
| 33 | 1815 |
| 34 | 1904 |
| 35 | 1995 |
| 36 | 2088 |
| 37 | 2183 |
| 38 | 2280 |
| 39 | 2379 |
| 40 | 2480 |
| 41 | 2583 |
| 42 | 2688 |
| 43 | 2795 |
| 44 | 2904 |
| 45 | 3015 |
| 46 | 3128 |
| 47 | 3243 |
| 48 | 3360 |