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 | 3 |
| 3 | 6 |
| 4 | 14 |
| 5 | 26 |
| 6 | 56 |
| 7 | 102 |
| 8 | 205 |
| 9 | 372 |
| 10 | 708 |
| 11 | 1260 |
| 12 | 2345 |
| 13 | 4100 |
| 14 | 7388 |
| 15 | 12819 |
| 16 | 22603 |
| 17 | 38658 |
| 18 | 67108 |
| 19 | 113465 |
| 20 | 193876 |
| 21 | 324980 |
| 22 | 547640 |
| 23 | 909044 |
| 24 | 1516609 |
| 25 | 2495023 |
| 26 | 4118211 |
| 27 | 6726997 |
| 28 | 11002924 |
| 29 | 17836022 |
| 30 | 28948687 |
| 31 | 46604803 |
| 32 | 75074397 |
| 33 | 120134298 |
| 34 | 192188760 |
| 35 | 305709858 |
| 36 | 486140940 |