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 | 127 |
| 2 | 347 |
| 3 | 2503 |
| 4 | 12101 |
| 5 | 12107 |
| 6 | 12109 |
| 7 | 15629 |
| 8 | 15641 |
| 9 | 15661 |
| 10 | 15667 |
| 11 | 15679 |
| 12 | 16381 |
| 13 | 16447 |
| 14 | 16759 |
| 15 | 16879 |
| 16 | 19739 |
| 17 | 21943 |
| 18 | 27653 |
| 19 | 28547 |
| 20 | 28559 |
| 21 | 29527 |
| 22 | 29531 |
| 23 | 32771 |
| 24 | 32783 |
| 25 | 35933 |
| 26 | 36457 |
| 27 | 39313 |
| 28 | 39343 |
| 29 | 43691 |
| 30 | 45361 |
| 31 | 46619 |
| 32 | 46633 |
| 33 | 46643 |
| 34 | 46649 |
| 35 | 46663 |
| 36 | 46691 |
| 37 | 48751 |
| 38 | 48757 |
| 39 | 49277 |
| 40 | 58921 |
| 41 | 59051 |
| 42 | 59053 |
| 43 | 59263 |
| 44 | 59273 |
| 45 | 64513 |
| 46 | 74353 |
| 47 | 74897 |
| 48 | 78163 |
| 49 | 83357 |