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 | 40 |
| 2 | 86 |
| 3 | 166 |
| 4 | 288 |
| 5 | 472 |
| 6 | 726 |
| 7 | 1076 |
| 8 | 1534 |
| 9 | 2130 |
| 10 | 2878 |
| 11 | 3814 |
| 12 | 4954 |
| 13 | 6340 |
| 14 | 7990 |
| 15 | 9950 |
| 16 | 12242 |
| 17 | 14918 |
| 18 | 18000 |
| 19 | 21546 |
| 20 | 25582 |
| 21 | 30170 |
| 22 | 35338 |
| 23 | 41154 |
| 24 | 47648 |
| 25 | 54894 |
| 26 | 62924 |
| 27 | 71816 |
| 28 | 81606 |
| 29 | 92378 |
| 30 | 104168 |
| 31 | 117066 |
| 32 | 131112 |
| 33 | 146400 |
| 34 | 162972 |
| 35 | 180928 |
| 36 | 200312 |
| 37 | 221230 |