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 | 1 |
| 2 | 6 |
| 3 | 15 |
| 4 | 37 |
| 5 | 87 |
| 6 | 397 |
| 7 | 435 |
| 8 | 639 |
| 9 | 1086 |
| 10 | 2574 |
| 11 | 8997 |
| 12 | 10986 |
| 13 | 26994 |
| 14 | 101918 |
| 15 | 161406 |
| 16 | 207321 |
| 17 | 793170 |
| 18 | 834657 |
| 19 | 890827 |
| 20 | 1976355 |
| 21 | 3224625 |
| 22 | 7591023 |
| 23 | 8999997 |
| 24 | 9970098 |
| 25 | 11052598 |
| 26 | 17930619 |
| 27 | 18368601 |
| 28 | 21739023 |
| 29 | 38014197 |
| 30 | 89999997 |
| 31 | 109999986 |
| 32 | 116141652 |
| 33 | 177765554 |
| 34 | 201264120 |