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 | -70 |
| 1 | 180 |
| 2 | 430 |
| 3 | 680 |
| 4 | 930 |
| 5 | 1180 |
| 6 | 1430 |
| 7 | 1680 |
| 8 | 1930 |
| 9 | 2180 |
| 10 | 2430 |
| 11 | 2680 |
| 12 | 2930 |
| 13 | 3180 |
| 14 | 3430 |
| 15 | 3680 |
| 16 | 3930 |
| 17 | 4180 |
| 18 | 4430 |
| 19 | 4680 |
| 20 | 4930 |
| 21 | 5180 |
| 22 | 5430 |
| 23 | 5680 |
| 24 | 5930 |
| 25 | 6180 |
| 26 | 6430 |
| 27 | 6680 |
| 28 | 6930 |
| 29 | 7180 |
| 30 | 7430 |
| 31 | 7680 |
| 32 | 7930 |
| 33 | 8180 |
| 34 | 8430 |
| 35 | 8680 |
| 36 | 8930 |
| 37 | 9180 |