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 | 1 |
| 2 | 5 |
| 3 | 14 |
| 4 | 30 |
| 5 | 54 |
| 6 | 91 |
| 7 | 137 |
| 8 | 202 |
| 9 | 280 |
| 10 | 380 |
| 11 | 492 |
| 12 | 644 |
| 13 | 799 |
| 14 | 994 |
| 15 | 1212 |
| 16 | 1471 |
| 17 | 1735 |
| 18 | 2071 |
| 19 | 2400 |
| 20 | 2811 |
| 21 | 3232 |
| 22 | 3709 |
| 23 | 4190 |
| 24 | 4804 |
| 25 | 5380 |
| 26 | 6046 |
| 27 | 6739 |
| 28 | 7535 |
| 29 | 8297 |
| 30 | 9246 |
| 31 | 10115 |
| 32 | 11153 |
| 33 | 12184 |
| 34 | 13320 |
| 35 | 14458 |
| 36 | 15839 |
| 37 | 17074 |
| 38 | 18493 |
| 39 | 19931 |
| 40 | 21583 |
| 41 | 23100 |
| 42 | 24942 |
| 43 | 26609 |
| 44 | 28564 |
| 45 | 30517 |
| 46 | 32593 |
| 47 | 34585 |
| 48 | 37048 |
| 49 | 39231 |
| 50 | 41735 |
| 51 | 44187 |
| 52 | 46911 |