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 | 1023 |
| 2 | 2047 |
| 3 | 3071 |
| 4 | 4095 |
| 5 | 5119 |
| 6 | 6143 |
| 7 | 7167 |
| 8 | 8191 |
| 9 | 9215 |
| 10 | 10239 |
| 11 | 11263 |
| 12 | 12287 |
| 13 | 13311 |
| 14 | 14335 |
| 15 | 15359 |
| 16 | 16383 |
| 17 | 17407 |
| 18 | 18431 |
| 19 | 19455 |
| 20 | 20479 |
| 21 | 21503 |
| 22 | 22527 |
| 23 | 23551 |
| 24 | 24575 |
| 25 | 25599 |
| 26 | 26623 |
| 27 | 27647 |
| 28 | 28671 |
| 29 | 29695 |
| 30 | 30719 |
| 31 | 31743 |
| 32 | 32767 |
| 33 | 33791 |
| 34 | 34815 |
| 35 | 35839 |