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 | 2 |
| 2 | 3 |
| 3 | 7 |
| 4 | 23 |
| 5 | 29 |
| 6 | 37 |
| 7 | 73 |
| 8 | 79 |
| 9 | 97 |
| 10 | 223 |
| 11 | 227 |
| 12 | 229 |
| 13 | 233 |
| 14 | 239 |
| 15 | 277 |
| 16 | 293 |
| 17 | 337 |
| 18 | 373 |
| 19 | 379 |
| 20 | 397 |
| 21 | 727 |
| 22 | 733 |
| 23 | 739 |
| 24 | 773 |
| 25 | 797 |
| 26 | 929 |
| 27 | 937 |
| 28 | 977 |
| 29 | 997 |
| 30 | 2237 |
| 31 | 2239 |
| 32 | 2273 |
| 33 | 2293 |
| 34 | 2297 |
| 35 | 2333 |
| 36 | 2339 |
| 37 | 2377 |
| 38 | 2393 |
| 39 | 2399 |
| 40 | 2729 |
| 41 | 2777 |
| 42 | 2797 |
| 43 | 2927 |
| 44 | 2939 |
| 45 | 2999 |
| 46 | 3229 |
| 47 | 3299 |
| 48 | 3323 |
| 49 | 3329 |
| 50 | 3373 |
| 51 | 3727 |