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 | 3 |
| 2 | 10 |
| 3 | 21 |
| 4 | 40 |
| 5 | 63 |
| 6 | 94 |
| 7 | 137 |
| 8 | 184 |
| 9 | 243 |
| 10 | 310 |
| 11 | 381 |
| 12 | 460 |
| 13 | 543 |
| 14 | 646 |
| 15 | 753 |
| 16 | 880 |
| 17 | 1011 |
| 18 | 1150 |
| 19 | 1301 |
| 20 | 1464 |
| 21 | 1631 |
| 22 | 1810 |
| 23 | 2001 |
| 24 | 2200 |
| 25 | 2411 |
| 26 | 2634 |
| 27 | 2861 |
| 28 | 3100 |
| 29 | 3351 |
| 30 | 3614 |
| 31 | 3885 |
| 32 | 4168 |
| 33 | 4475 |
| 34 | 4786 |
| 35 | 5117 |
| 36 | 5464 |
| 37 | 5823 |
| 38 | 6190 |
| 39 | 6569 |
| 40 | 6952 |
| 41 | 7371 |
| 42 | 7802 |
| 43 | 8241 |
| 44 | 8684 |
| 45 | 9147 |
| 46 | 9614 |