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) |
|---|---|
| 6 | 2 |
| 7 | 5 |
| 8 | 8 |
| 9 | 10 |
| 10 | 10 |
| 11 | 7 |
| 12 | 0 |
| 13 | -12 |
| 14 | -30 |
| 15 | -55 |
| 16 | -88 |
| 17 | -130 |
| 18 | -182 |
| 19 | -245 |
| 20 | -320 |
| 21 | -408 |
| 22 | -510 |
| 23 | -627 |
| 24 | -760 |
| 25 | -910 |
| 26 | -1078 |
| 27 | -1265 |
| 28 | -1472 |
| 29 | -1700 |
| 30 | -1950 |
| 31 | -2223 |
| 32 | -2520 |
| 33 | -2842 |
| 34 | -3190 |
| 35 | -3565 |
| 36 | -3968 |
| 37 | -4400 |
| 38 | -4862 |
| 39 | -5355 |
| 40 | -5880 |
| 41 | -6438 |
| 42 | -7030 |
| 43 | -7657 |
| 44 | -8320 |
| 45 | -9020 |
| 46 | -9758 |
| 47 | -10535 |
| 48 | -11352 |