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 | 19 |
| 2 | 29 |
| 3 | 43 |
| 4 | 79 |
| 5 | 101 |
| 6 | 331 |
| 7 | 647 |
| 8 | 709 |
| 9 | 2039 |
| 10 | 4723 |
| 11 | 5261 |
| 12 | 5827 |
| 13 | 10271 |
| 14 | 11057 |
| 15 | 12163 |
| 16 | 12743 |
| 17 | 20183 |
| 18 | 22039 |
| 19 | 22807 |
| 20 | 25999 |
| 21 | 30319 |
| 22 | 33563 |
| 23 | 44777 |
| 24 | 45319 |
| 25 | 56843 |
| 26 | 60623 |
| 27 | 61927 |
| 28 | 73583 |
| 29 | 83077 |
| 30 | 108013 |
| 31 | 133447 |
| 32 | 142183 |
| 33 | 159541 |
| 34 | 182659 |
| 35 | 191833 |
| 36 | 204803 |
| 37 | 214463 |
| 38 | 215689 |
| 39 | 248789 |
| 40 | 266239 |
| 41 | 292573 |
| 42 | 302593 |
| 43 | 314339 |
| 44 | 318823 |