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 | 1133 |
| 2 | 1339 |
| 3 | 1387 |
| 4 | 1519 |
| 5 | 1597 |
| 6 | 1719 |
| 7 | 1917 |
| 8 | 1969 |
| 9 | 1973 |
| 10 | 1979 |
| 11 | 2139 |
| 12 | 2177 |
| 13 | 2357 |
| 14 | 2359 |
| 15 | 2577 |
| 16 | 2599 |
| 17 | 2771 |
| 18 | 2939 |
| 19 | 2959 |
| 20 | 3117 |
| 21 | 3119 |
| 22 | 3137 |
| 23 | 3149 |
| 24 | 3169 |
| 25 | 3189 |
| 26 | 3191 |
| 27 | 3437 |
| 28 | 3571 |
| 29 | 3573 |
| 30 | 3589 |
| 31 | 3591 |
| 32 | 3639 |
| 33 | 3657 |
| 34 | 3731 |
| 35 | 3773 |
| 36 | 3797 |
| 37 | 3859 |
| 38 | 3917 |
| 39 | 3929 |
| 40 | 3979 |
| 41 | 3991 |
| 42 | 3999 |
| 43 | 4179 |
| 44 | 4191 |
| 45 | 4359 |