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 | 47 |
| 2 | 97 |
| 3 | 347 |
| 4 | 397 |
| 5 | 467 |
| 6 | 491 |
| 7 | 641 |
| 8 | 691 |
| 9 | 941 |
| 10 | 967 |
| 11 | 1433 |
| 12 | 1447 |
| 13 | 1451 |
| 14 | 1487 |
| 15 | 1933 |
| 16 | 1951 |
| 17 | 1987 |
| 18 | 1997 |
| 19 | 2243 |
| 20 | 2293 |
| 21 | 2417 |
| 22 | 2543 |
| 23 | 2593 |
| 24 | 2741 |
| 25 | 2791 |
| 26 | 2917 |
| 27 | 3407 |
| 28 | 3467 |
| 29 | 3907 |
| 30 | 3967 |
| 31 | 4001 |
| 32 | 4007 |
| 33 | 4013 |
| 34 | 4091 |
| 35 | 4093 |
| 36 | 4127 |
| 37 | 4133 |
| 38 | 4157 |
| 39 | 4243 |
| 40 | 4283 |
| 41 | 4337 |
| 42 | 4391 |
| 43 | 4423 |
| 44 | 4597 |