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 | 399 |
| 2 | 407 |
| 3 | 471 |
| 4 | 559 |
| 5 | 584 |
| 6 | 644 |
| 7 | 663 |
| 8 | 740 |
| 9 | 799 |
| 10 | 884 |
| 11 | 895 |
| 12 | 903 |
| 13 | 943 |
| 14 | 1015 |
| 15 | 1016 |
| 16 | 1023 |
| 17 | 1028 |
| 18 | 1047 |
| 19 | 1139 |
| 20 | 1140 |
| 21 | 1159 |
| 22 | 1220 |
| 23 | 1379 |
| 24 | 1412 |
| 25 | 1416 |
| 26 | 1508 |
| 27 | 1560 |
| 28 | 1595 |
| 29 | 1608 |
| 30 | 1624 |
| 31 | 1636 |
| 32 | 1640 |
| 33 | 1716 |
| 34 | 1860 |
| 35 | 1876 |
| 36 | 1924 |
| 37 | 1983 |
| 38 | 2004 |
| 39 | 2019 |
| 40 | 2040 |
| 41 | 2056 |
| 42 | 2072 |