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 | 30 |
| 2 | 150 |
| 3 | 930 |
| 4 | 2760 |
| 5 | 3450 |
| 6 | 4980 |
| 7 | 9150 |
| 8 | 14190 |
| 9 | 19380 |
| 10 | 20040 |
| 11 | 21240 |
| 12 | 28080 |
| 13 | 33930 |
| 14 | 57660 |
| 15 | 59070 |
| 16 | 63600 |
| 17 | 69120 |
| 18 | 76710 |
| 19 | 80340 |
| 20 | 81450 |
| 21 | 97380 |
| 22 | 100920 |
| 23 | 105960 |
| 24 | 114750 |
| 25 | 117420 |
| 26 | 122340 |
| 27 | 134250 |
| 28 | 138540 |
| 29 | 143670 |
| 30 | 150090 |
| 31 | 164580 |
| 32 | 184470 |
| 33 | 184620 |
| 34 | 189690 |
| 35 | 231360 |
| 36 | 237060 |