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 | 20 |
| 2 | 26 |
| 3 | 35 |
| 4 | 100 |
| 5 | 130 |
| 6 | 160 |
| 7 | 370 |
| 8 | 400 |
| 9 | 610 |
| 10 | 730 |
| 11 | 793 |
| 12 | 1000 |
| 13 | 1570 |
| 14 | 1843 |
| 15 | 1930 |
| 16 | 2500 |
| 17 | 2560 |
| 18 | 2770 |
| 19 | 2860 |
| 20 | 3130 |
| 21 | 3970 |
| 22 | 4000 |
| 23 | 4171 |
| 24 | 4210 |
| 25 | 4570 |
| 26 | 5410 |
| 27 | 5767 |
| 28 | 6130 |
| 29 | 6400 |
| 30 | 6610 |
| 31 | 6730 |
| 32 | 7330 |
| 33 | 7570 |
| 34 | 8770 |
| 35 | 9106 |
| 36 | 9640 |
| 37 | 9970 |
| 38 | 9991 |
| 39 | 10498 |
| 40 | 10660 |
| 41 | 10930 |
| 42 | 11248 |