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 | 540 |
| 2 | 600 |
| 3 | 630 |
| 4 | 660 |
| 5 | 750 |
| 6 | 810 |
| 7 | 840 |
| 8 | 900 |
| 9 | 930 |
| 10 | 1050 |
| 11 | 1080 |
| 12 | 1320 |
| 13 | 1380 |
| 14 | 1500 |
| 15 | 1560 |
| 16 | 1590 |
| 17 | 1740 |
| 18 | 2040 |
| 19 | 2070 |
| 20 | 2280 |
| 21 | 2310 |
| 22 | 2520 |
| 23 | 2580 |
| 24 | 2970 |
| 25 | 3150 |
| 26 | 3240 |
| 27 | 3720 |
| 28 | 4020 |
| 29 | 4350 |
| 30 | 4530 |
| 31 | 4620 |
| 32 | 5460 |
| 33 | 6270 |
| 34 | 6300 |
| 35 | 7260 |
| 36 | 7560 |
| 37 | 7800 |
| 38 | 7980 |
| 39 | 11730 |
| 40 | 12210 |
| 41 | 14040 |
| 42 | 18870 |
| 43 | 22260 |
| 44 | 27030 |
| 45 | 27300 |
| 46 | 52530 |
| 47 | 103020 |