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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 2 |
| 3 | 2 |
| 4 | 4 |
| 5 | 6 |
| 6 | 9 |
| 7 | 15 |
| 8 | 20 |
| 9 | 28 |
| 10 | 42 |
| 11 | 60 |
| 12 | 90 |
| 13 | 135 |
| 14 | 195 |
| 15 | 286 |
| 16 | 418 |
| 17 | 608 |
| 18 | 896 |
| 19 | 1316 |
| 20 | 1927 |
| 21 | 2829 |
| 22 | 4140 |
| 23 | 6060 |
| 24 | 8888 |
| 25 | 13024 |
| 26 | 19092 |
| 27 | 27993 |
| 28 | 41013 |
| 29 | 60102 |
| 30 | 88086 |
| 31 | 129082 |
| 32 | 189196 |
| 33 | 277298 |
| 34 | 406385 |
| 35 | 595595 |
| 36 | 872872 |
| 37 | 1279224 |
| 38 | 1874826 |
| 39 | 2747700 |
| 40 | 4026950 |
| 41 | 5901823 |
| 42 | 8649495 |
[2,2,2,4,6,9,15,20,28,42,60,90,135,195,286,418, 608,896,1316,1927,2829,4140,6060,8888,13024,19092, 27993,41013,60102,88086,129082,189196,277298, 406385,595595,872872,1279224,1874826,2747700, 4026950,5901823,8649495] |