The OEIS is supported by the many generous donors to the OEIS Foundation.
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 | 1 |
| 2 | 2 |
| 3 | 2 |
| 4 | 4 |
| 5 | 6 |
| 6 | 4 |
| 7 | 4 |
| 8 | 6 |
| 9 | 8 |
| 10 | 8 |
| 11 | 6 |
| 12 | 8 |
| 13 | 12 |
| 14 | 10 |
| 15 | 8 |
| 16 | 20 |
| 17 | 12 |
| 18 | 18 |
| 19 | 12 |
| 20 | 8 |
| 21 | 16 |
| 22 | 20 |
| 23 | 16 |
| 24 | 24 |
| 25 | 12 |
| 26 | 18 |
| 27 | 24 |
| 28 | 16 |
| 29 | 12 |
| 30 | 20 |
| 31 | 24 |
| 32 | 22 |
| 33 | 16 |
| 34 | 42 |
| 35 | 20 |
| 36 | 32 |
| 37 | 24 |
| 38 | 18 |
| 39 | 40 |
| 40 | 24 |
| 41 | 36 |
| 42 | 28 |
| 43 | 16 |
| 44 | 30 |
| 45 | 36 |
| 46 | 32 |
| 47 | 48 |
| 48 | 20 |
| 49 | 32 |
| 50 | 44 |
| 51 | 24 |
| 52 | 24 |
| 53 | 36 |
| 54 | 40 |
| 55 | 36 |
| 56 | 60 |
| 57 | 24 |
| 58 | 32 |
| 59 | 54 |
| 60 | 40 |
| 61 | 24 |
| 62 | 64 |
| 63 | 42 |
| 64 | 56 |
| 65 | 40 |
| 66 | 24 |
| 67 | 72 |
| 68 | 44 |
| 69 | 60 |
| 70 | 46 |
| 71 | 72 |
| 72 | 32 |
| 73 | 42 |
| 74 | 60 |
[1,2,2,4,6,4,4,6,8,8,6,8,12,10,8,20,12,18,12,8,16, 20,16,24,12,18,24,16,12,20,24,22,16,42,20,32,24, 18,40,24,36,28,16,30,36,32,48,20,32,44,24,24,36, 40,36,60,24,32,54,40,24,64,42,56,40,24,72,44,60, 46,72,32,42,60] |