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 | 1 |
| 1 | 3 |
| 2 | 5 |
| 3 | 8 |
| 4 | 12 |
| 5 | 17 |
| 6 | 25 |
| 7 | 36 |
| 8 | 50 |
| 9 | 70 |
| 10 | 98 |
| 11 | 137 |
| 12 | 193 |
| 13 | 271 |
| 14 | 379 |
| 15 | 531 |
| 16 | 744 |
| 17 | 1042 |
| 18 | 1461 |
| 19 | 2048 |
| 20 | 2869 |
| 21 | 4020 |
| 22 | 5633 |
| 23 | 7893 |
| 24 | 11061 |
| 25 | 15500 |
| 26 | 21719 |
| 27 | 30434 |
| 28 | 42646 |
| 29 | 59758 |
| 30 | 83738 |
| 31 | 117340 |
| 32 | 164424 |
| 33 | 230402 |
| 34 | 322855 |
| 35 | 452406 |
| 36 | 633943 |
| 37 | 888325 |
| 38 | 1244781 |
| 39 | 1744272 |
| 40 | 2444193 |
| 41 | 3424970 |
| 42 | 4799303 |
| 43 | 6725112 |
| 44 | 9423686 |
| 45 | 13205113 |
| 46 | 18503907 |
| 47 | 25928939 |
| 48 | 36333403 |