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 | 6661 |
| 2 | 16661 |
| 3 | 26669 |
| 4 | 46663 |
| 5 | 56663 |
| 6 | 66601 |
| 7 | 66617 |
| 8 | 66629 |
| 9 | 66643 |
| 10 | 66653 |
| 11 | 66683 |
| 12 | 66697 |
| 13 | 76667 |
| 14 | 96661 |
| 15 | 96667 |
| 16 | 106661 |
| 17 | 106663 |
| 18 | 106669 |
| 19 | 116663 |
| 20 | 146669 |
| 21 | 166601 |
| 22 | 166603 |
| 23 | 166609 |
| 24 | 166613 |
| 25 | 166619 |
| 26 | 166627 |
| 27 | 166631 |
| 28 | 166643 |
| 29 | 166657 |
| 30 | 166667 |
| 31 | 166669 |
| 32 | 166679 |