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) |
|---|---|
| 0 | 7 |
| 1 | 13 |
| 2 | 25 |
| 3 | 43 |
| 4 | 67 |
| 5 | 97 |
| 6 | 133 |
| 7 | 175 |
| 8 | 223 |
| 9 | 277 |
| 10 | 337 |
| 11 | 403 |
| 12 | 475 |
| 13 | 553 |
| 14 | 637 |
| 15 | 727 |
| 16 | 823 |
| 17 | 925 |
| 18 | 1033 |
| 19 | 1147 |
| 20 | 1267 |
| 21 | 1393 |
| 22 | 1525 |
| 23 | 1663 |
| 24 | 1807 |
| 25 | 1957 |
| 26 | 2113 |
| 27 | 2275 |
| 28 | 2443 |
| 29 | 2617 |
| 30 | 2797 |
| 31 | 2983 |
| 32 | 3175 |
| 33 | 3373 |
| 34 | 3577 |
| 35 | 3787 |
| 36 | 4003 |
| 37 | 4225 |
| 38 | 4453 |
| 39 | 4687 |
| 40 | 4927 |
| 41 | 5173 |
| 42 | 5425 |
| 43 | 5683 |
| 44 | 5947 |
| 45 | 6217 |
| 46 | 6493 |
| 47 | 6775 |
| 48 | 7063 |
| 49 | 7357 |
| 50 | 7657 |
| 51 | 7963 |
| 52 | 8275 |
| 53 | 8593 |
| 54 | 8917 |
| 55 | 9247 |
| 56 | 9583 |
| 57 | 9925 |