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) |
|---|---|
| 0 | 196 |
| 1 | 887 |
| 2 | 1675 |
| 3 | 7436 |
| 4 | 13783 |
| 5 | 52514 |
| 6 | 94039 |
| 7 | 187088 |
| 8 | 1067869 |
| 9 | 10755470 |
| 10 | 18211171 |
| 11 | 35322452 |
| 12 | 60744805 |
| 13 | 111589511 |
| 14 | 227574622 |
| 15 | 454050344 |
| 16 | 897100798 |
| 17 | 1794102596 |
| 18 | 8746117567 |
| 19 | 16403234045 |
| 20 | 70446464506 |
| 21 | 130992928913 |
| 22 | 450822227944 |
| 23 | 900544455998 |
| 24 | 1800098901007 |
| 25 | 8801197801088 |
| 26 | 17602285712176 |