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 | 21 |
| 3 | 66 |
| 4 | 157 |
| 5 | 388 |
| 6 | 713 |
| 7 | 1274 |
| 8 | 1977 |
| 9 | 3012 |
| 10 | 4665 |
| 11 | 6556 |
| 12 | 9257 |
| 13 | 12578 |
| 14 | 16233 |
| 15 | 20604 |
| 16 | 26169 |
| 17 | 33072 |
| 18 | 40453 |
| 19 | 49364 |
| 20 | 59375 |
| 21 | 69960 |
| 22 | 82363 |
| 23 | 96058 |
| 24 | 111811 |
| 25 | 130532 |
| 26 | 150833 |
| 27 | 171948 |
| 28 | 194739 |
| 29 | 218392 |
| 30 | 243817 |
| 31 | 275948 |
| 32 | 310139 |
| 33 | 347540 |
| 34 | 386043 |
| 35 | 430296 |
| 36 | 475747 |