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 | 0 |
| 1 | 0 |
| 2 | 4 |
| 3 | 9 |
| 4 | 16 |
| 5 | 2 |
| 6 | 3 |
| 7 | 49 |
| 8 | 64 |
| 9 | 81 |
| 10 | 0 |
| 11 | 2 |
| 12 | 44 |
| 13 | 69 |
| 14 | 96 |
| 15 | 22 |
| 16 | 25 |
| 17 | 289 |
| 18 | 324 |
| 19 | 36 |
| 20 | 40 |
| 21 | 44 |
| 22 | 484 |
| 23 | 59 |
| 24 | 576 |
| 25 | 6 |
| 26 | 76 |
| 27 | 9 |
| 28 | 74 |
| 29 | 841 |
| 30 | 90 |
| 31 | 96 |
| 32 | 104 |
| 33 | 1089 |
| 34 | 1156 |
| 35 | 122 |
| 36 | 129 |
| 37 | 169 |
| 38 | 1444 |
| 39 | 1521 |
| 40 | 160 |
| 41 | 681 |
| 42 | 176 |
| 43 | 189 |
| 44 | 1936 |
| 45 | 202 |
| 46 | 211 |
| 47 | 2209 |
| 48 | 230 |
| 49 | 201 |
| 50 | 20 |
| 51 | 260 |
| 52 | 704 |
| 53 | 2809 |
| 54 | 2916 |
| 55 | 302 |
| 56 | 313 |