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 | 11 |
| 2 | 17 |
| 3 | 41 |
| 4 | 53 |
| 5 | 59 |
| 6 | 89 |
| 7 | 137 |
| 8 | 167 |
| 9 | 251 |
| 10 | 263 |
| 11 | 269 |
| 12 | 431 |
| 13 | 467 |
| 14 | 563 |
| 15 | 599 |
| 16 | 677 |
| 17 | 683 |
| 18 | 809 |
| 19 | 857 |
| 20 | 1061 |
| 21 | 1109 |
| 22 | 1181 |
| 23 | 1223 |
| 24 | 1259 |
| 25 | 1277 |
| 26 | 1319 |
| 27 | 1361 |
| 28 | 1523 |
| 29 | 1607 |
| 30 | 1889 |
| 31 | 1931 |
| 32 | 1949 |
| 33 | 2111 |
| 34 | 2237 |
| 35 | 2393 |
| 36 | 2399 |
| 37 | 2741 |
| 38 | 3251 |
| 39 | 3371 |
| 40 | 3617 |
| 41 | 3821 |
| 42 | 3833 |
| 43 | 3881 |
| 44 | 4133 |
| 45 | 4217 |
| 46 | 4373 |
| 47 | 4679 |