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 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 4 |
| 5 | 6 |
| 6 | 10 |
| 7 | 17 |
| 8 | 32 |
| 9 | 56 |
| 10 | 98 |
| 11 | 177 |
| 12 | 335 |
| 13 | 620 |
| 14 | 1164 |
| 15 | 2231 |
| 16 | 4349 |
| 17 | 8511 |
| 18 | 16870 |
| 19 | 33844 |
| 20 | 68746 |
| 21 | 140894 |
| 22 | 291698 |
| 23 | 610051 |
| 24 | 1288594 |
| 25 | 2745916 |
| 26 | 5903988 |
| 27 | 12805313 |
| 28 | 28010036 |
| 29 | 61764992 |
| 30 | 137281977 |
| 31 | 307488896 |
| 32 | 693912297 |
| 33 | 1577386813 |
| 34 | 3611241900 |
| 35 | 8324940862 |
| 36 | 19321470086 |