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 | 0 |
| 2 | 12 |
| 3 | 29 |
| 4 | 59 |
| 5 | 112 |
| 6 | 199 |
| 7 | 319 |
| 8 | 503 |
| 9 | 733 |
| 10 | 1067 |
| 11 | 1508 |
| 12 | 2104 |
| 13 | 2827 |
| 14 | 3801 |
| 15 | 4974 |
| 16 | 6404 |
| 17 | 8054 |
| 18 | 10101 |
| 19 | 12573 |
| 20 | 15680 |
| 21 | 19309 |
| 22 | 23586 |
| 23 | 28399 |
| 24 | 33966 |
| 25 | 40235 |
| 26 | 47554 |
| 27 | 55866 |
| 28 | 65509 |
| 29 | 76417 |
| 30 | 88971 |
| 31 | 103077 |
| 32 | 119201 |
| 33 | 137210 |
| 34 | 157549 |
| 35 | 180024 |
| 36 | 205015 |
| 37 | 232280 |
| 38 | 262333 |
| 39 | 294930 |