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 | 1 |
| 2 | 4 |
| 3 | 9 |
| 4 | 8 |
| 5 | 25 |
| 6 | 21 |
| 7 | 16 |
| 8 | 55 |
| 9 | 27 |
| 10 | 49 |
| 11 | 26 |
| 12 | 85 |
| 13 | 121 |
| 14 | 57 |
| 15 | 161 |
| 16 | 32 |
| 17 | 169 |
| 18 | 125 |
| 19 | 289 |
| 20 | 319 |
| 21 | 81 |
| 22 | 361 |
| 23 | 217 |
| 24 | 529 |
| 25 | 64 |
| 26 | 481 |
| 27 | 205 |
| 28 | 731 |
| 29 | 517 |
| 30 | 841 |
| 31 | 159 |
| 32 | 1121 |
| 33 | 343 |
| 34 | 961 |
| 35 | 1403 |
| 36 | 128 |
| 37 | 871 |
| 38 | 1369 |
| 39 | 355 |
| 40 | 1681 |
| 41 | 1241 |
| 42 | 1849 |
| 43 | 869 |
| 44 | 2209 |
| 45 | 2407 |
| 46 | 243 |
| 47 | 2809 |
| 48 | 1691 |
| 49 | 413 |
| 50 | 3007 |
| 51 | 2323 |
| 52 | 3721 |
| 53 | 206 |
| 54 | 1391 |
| 55 | 4489 |
| 56 | 4033 |
| 57 | 565 |
| 58 | 5041 |
| 59 | 5207 |
| 60 | 2227 |
| 61 | 5329 |
| 62 | 5891 |
| 63 | 1331 |
| 64 | 6241 |
| 65 | 6533 |
| 66 | 4321 |
| 67 | 6889 |
| 68 | 453 |