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 | 2 |
| 2 | 5 |
| 3 | 39 |
| 4 | 91 |
| 5 | 199 |
| 6 | 315 |
| 7 | 567 |
| 8 | 829 |
| 9 | 1227 |
| 10 | 1513 |
| 11 | 1953 |
| 12 | 2569 |
| 13 | 3277 |
| 14 | 3769 |
| 15 | 5119 |
| 16 | 5925 |
| 17 | 6607 |
| 18 | 7539 |
| 19 | 8319 |
| 20 | 9375 |
| 21 | 11007 |
| 22 | 12511 |
| 23 | 14103 |
| 24 | 15801 |
| 25 | 17593 |
| 26 | 19165 |
| 27 | 22213 |
| 28 | 23617 |
| 29 | 25467 |
| 30 | 26967 |
| 31 | 29347 |
| 32 | 32733 |
| 33 | 35809 |
| 34 | 38085 |
| 35 | 40953 |
| 36 | 42915 |
| 37 | 49093 |
| 38 | 51787 |
| 39 | 54055 |
| 40 | 57459 |
| 41 | 60409 |
| 42 | 64057 |
| 43 | 68433 |
| 44 | 71637 |
| 45 | 76299 |
| 46 | 79719 |
| 47 | 82545 |
| 48 | 86133 |
| 49 | 94921 |
| 50 | 98037 |
| 51 | 102745 |