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 | 10 |
| 2 | 30 |
| 3 | 70 |
| 4 | 130 |
| 5 | 370 |
| 6 | 430 |
| 7 | 670 |
| 8 | 730 |
| 9 | 970 |
| 10 | 1030 |
| 11 | 1270 |
| 12 | 1570 |
| 13 | 1630 |
| 14 | 1930 |
| 15 | 2230 |
| 16 | 2770 |
| 17 | 2830 |
| 18 | 3130 |
| 19 | 3370 |
| 20 | 3670 |
| 21 | 3730 |
| 22 | 3970 |
| 23 | 4330 |
| 24 | 4570 |
| 25 | 4630 |
| 26 | 4870 |
| 27 | 5230 |
| 28 | 5470 |
| 29 | 5770 |
| 30 | 6070 |
| 31 | 6130 |
| 32 | 6430 |
| 33 | 6730 |
| 34 | 7270 |
| 35 | 7330 |
| 36 | 7570 |
| 37 | 7870 |
| 38 | 8230 |
| 39 | 8530 |
| 40 | 8770 |
| 41 | 8830 |
| 42 | 9070 |
| 43 | 9370 |
| 44 | 9970 |