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 | 11 |
| 4 | 17 |
| 5 | 24 |
| 6 | 44 |
| 7 | 52 |
| 8 | 73 |
| 9 | 115 |
| 10 | 126 |
| 11 | 189 |
| 12 | 287 |
| 13 | 320 |
| 14 | 368 |
| 15 | 453 |
| 16 | 638 |
| 17 | 639 |
| 18 | 640 |
| 19 | 641 |
| 20 | 642 |
| 21 | 643 |
| 22 | 644 |
| 23 | 645 |
| 24 | 646 |
| 25 | 647 |
| 26 | 650 |
| 27 | 652 |
| 28 | 667 |
| 29 | 674 |
| 30 | 678 |
| 31 | 809 |
| 32 | 821 |
| 33 | 996 |
| 34 | 1016 |
| 35 | 1206 |
| 36 | 1425 |
| 37 | 1497 |
| 38 | 2020 |
| 39 | 2425 |
| 40 | 2637 |
| 41 | 2747 |
| 42 | 3006 |
| 43 | 3017 |
| 44 | 3541 |
| 45 | 4597 |
| 46 | 4649 |
| 47 | 4680 |
| 48 | 4867 |
| 49 | 4876 |
| 50 | 6105 |
| 51 | 6247 |
| 52 | 9513 |
| 53 | 9662 |
| 54 | 9795 |