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 | 1 |
| 1 | 8 |
| 2 | 36 |
| 3 | 121 |
| 4 | 339 |
| 5 | 838 |
| 6 | 1891 |
| 7 | 3983 |
| 8 | 7953 |
| 9 | 15225 |
| 10 | 28183 |
| 11 | 50779 |
| 12 | 89518 |
| 13 | 155053 |
| 14 | 264767 |
| 15 | 446952 |
| 16 | 747572 |
| 17 | 1241207 |
| 18 | 2048762 |
| 19 | 3366122 |
| 20 | 5510518 |
| 21 | 8995550 |
| 22 | 14652578 |
| 23 | 23827138 |
| 24 | 38696751 |
| 25 | 62785150 |
| 26 | 101794318 |
| 27 | 164950755 |
| 28 | 267183785 |
| 29 | 432650132 |