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 | 64 |
| 2 | 529 |
| 3 | 2356 |
| 4 | 7587 |
| 5 | 19930 |
| 6 | 45465 |
| 7 | 93472 |
| 8 | 177381 |
| 9 | 315844 |
| 10 | 533929 |
| 11 | 864436 |
| 12 | 1349335 |
| 13 | 2041326 |
| 14 | 3005521 |
| 15 | 4321248 |
| 16 | 6083977 |
| 17 | 8407368 |
| 18 | 11425441 |
| 19 | 15294868 |
| 20 | 20197387 |
| 21 | 26342338 |
| 22 | 33969321 |
| 23 | 43350976 |
| 24 | 54795885 |
| 25 | 68651596 |
| 26 | 85307769 |
| 27 | 105199444 |