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 | 0 |
| 2 | 1 |
| 3 | 3 |
| 4 | 11 |
| 5 | 23 |
| 6 | 47 |
| 7 | 79 |
| 8 | 139 |
| 9 | 193 |
| 10 | 303 |
| 11 | 437 |
| 12 | 595 |
| 13 | 777 |
| 14 | 1079 |
| 15 | 1361 |
| 16 | 1747 |
| 17 | 2181 |
| 18 | 2743 |
| 19 | 3369 |
| 20 | 4147 |
| 21 | 4867 |
| 22 | 5883 |
| 23 | 6995 |
| 24 | 8203 |
| 25 | 9507 |
| 26 | 11243 |
| 27 | 12949 |
| 28 | 14955 |
| 29 | 17105 |
| 30 | 19527 |
| 31 | 22109 |
| 32 | 25123 |
| 33 | 27979 |
| 34 | 31563 |
| 35 | 35363 |
| 36 | 39455 |
| 37 | 43771 |
| 38 | 49031 |
| 39 | 54095 |
| 40 | 59743 |
| 41 | 65671 |
| 42 | 72143 |
| 43 | 78919 |
| 44 | 86459 |
| 45 | 93967 |
| 46 | 102843 |
| 47 | 112119 |
| 48 | 121795 |
| 49 | 131871 |