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 | -180 |
| 1 | 70 |
| 2 | 320 |
| 3 | 570 |
| 4 | 820 |
| 5 | 1070 |
| 6 | 1320 |
| 7 | 1570 |
| 8 | 1820 |
| 9 | 2070 |
| 10 | 2320 |
| 11 | 2570 |
| 12 | 2820 |
| 13 | 3070 |
| 14 | 3320 |
| 15 | 3570 |
| 16 | 3820 |
| 17 | 4070 |
| 18 | 4320 |
| 19 | 4570 |
| 20 | 4820 |
| 21 | 5070 |
| 22 | 5320 |
| 23 | 5570 |
| 24 | 5820 |
| 25 | 6070 |
| 26 | 6320 |
| 27 | 6570 |
| 28 | 6820 |
| 29 | 7070 |
| 30 | 7320 |
| 31 | 7570 |
| 32 | 7820 |
| 33 | 8070 |
| 34 | 8320 |
| 35 | 8570 |
| 36 | 8820 |
| 37 | 9070 |
| 38 | 9320 |
| 39 | 9570 |
| 40 | 9820 |
| 41 | 10070 |
| 42 | 10320 |