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 | 209 |
| 2 | 308 |
| 3 | 319 |
| 4 | 407 |
| 5 | 418 |
| 6 | 429 |
| 7 | 506 |
| 8 | 517 |
| 9 | 528 |
| 10 | 539 |
| 11 | 605 |
| 12 | 616 |
| 13 | 627 |
| 14 | 638 |
| 15 | 649 |
| 16 | 704 |
| 17 | 715 |
| 18 | 726 |
| 19 | 737 |
| 20 | 748 |
| 21 | 759 |
| 22 | 803 |
| 23 | 814 |
| 24 | 825 |
| 25 | 836 |
| 26 | 847 |
| 27 | 858 |
| 28 | 869 |
| 29 | 902 |
| 30 | 913 |
| 31 | 924 |
| 32 | 935 |
| 33 | 946 |
| 34 | 957 |
| 35 | 968 |
| 36 | 979 |
| 37 | 2090 |
| 38 | 3080 |
| 39 | 3091 |
| 40 | 3190 |
| 41 | 4070 |
| 42 | 4081 |
| 43 | 4092 |
| 44 | 4180 |
| 45 | 4191 |
| 46 | 4290 |
| 47 | 5060 |
| 48 | 5071 |