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 | 4 |
| 2 | 7 |
| 3 | 10 |
| 4 | 24 |
| 5 | 26 |
| 6 | 42 |
| 7 | 117 |
| 8 | 135 |
| 9 | 141 |
| 10 | 150 |
| 11 | 194 |
| 12 | 220 |
| 13 | 224 |
| 14 | 236 |
| 15 | 312 |
| 16 | 336 |
| 17 | 399 |
| 18 | 406 |
| 19 | 438 |
| 20 | 497 |
| 21 | 529 |
| 22 | 652 |
| 23 | 663 |
| 24 | 707 |
| 25 | 797 |
| 26 | 844 |
| 27 | 879 |
| 28 | 908 |
| 29 | 988 |
| 30 | 1092 |
| 31 | 1099 |
| 32 | 1133 |
| 33 | 1141 |
| 34 | 1300 |
| 35 | 1304 |
| 36 | 1371 |
| 37 | 1397 |
| 38 | 1494 |
| 39 | 1513 |
| 40 | 1536 |
| 41 | 1676 |
| 42 | 1886 |
| 43 | 1970 |
| 44 | 1981 |
| 45 | 1988 |
| 46 | 2076 |
| 47 | 2093 |
| 48 | 2221 |
| 49 | 2270 |
| 50 | 2356 |
| 51 | 2390 |
| 52 | 2462 |