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 | 3 |
| 2 | 5 |
| 3 | 7 |
| 4 | 11 |
| 5 | 17 |
| 6 | 23 |
| 7 | 37 |
| 8 | 41 |
| 9 | 47 |
| 10 | 101 |
| 11 | 137 |
| 12 | 233 |
| 13 | 257 |
| 14 | 857 |
| 15 | 1037 |
| 16 | 1297 |
| 17 | 1541 |
| 18 | 1601 |
| 19 | 2017 |
| 20 | 4337 |
| 21 | 6527 |
| 22 | 9179 |
| 23 | 14401 |
| 24 | 16097 |
| 25 | 30497 |
| 26 | 55387 |
| 27 | 61133 |
| 28 | 62801 |
| 29 | 65537 |
| 30 | 72581 |
| 31 | 77617 |
| 32 | 110177 |
| 33 | 152651 |
| 34 | 179297 |
| 35 | 244967 |
| 36 | 299651 |
| 37 | 603461 |
| 38 | 619697 |
| 39 | 686737 |
| 40 | 1876727 |