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 | 990 |
| 2 | 1170 |
| 3 | 4590 |
| 4 | 7650 |
| 5 | 8550 |
| 6 | 19470 |
| 7 | 23562 |
| 8 | 23868 |
| 9 | 26334 |
| 10 | 27324 |
| 11 | 27846 |
| 12 | 31050 |
| 13 | 31878 |
| 14 | 34452 |
| 15 | 35190 |
| 16 | 39330 |
| 17 | 40194 |
| 18 | 44370 |
| 19 | 47430 |
| 20 | 49590 |
| 21 | 53010 |
| 22 | 56610 |
| 23 | 60030 |
| 24 | 62730 |
| 25 | 63270 |
| 26 | 64170 |
| 27 | 65790 |
| 28 | 70110 |
| 29 | 71910 |
| 30 | 73530 |
| 31 | 76590 |
| 32 | 80370 |
| 33 | 80910 |
| 34 | 81090 |
| 35 | 84870 |
| 36 | 90270 |
| 37 | 90630 |
| 38 | 93330 |
| 39 | 93366 |
| 40 | 100890 |
| 41 | 102510 |
| 42 | 104310 |
| 43 | 108630 |
| 44 | 111690 |
| 45 | 117450 |