| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 2 |
| 3 | 2 |
| 4 | 2 |
| 5 | 2 |
| 6 | 2 |
| 7 | 2 |
| 8 | 4 |
| 9 | 6 |
| 10 | 6 |
| 11 | 6 |
| 12 | 6 |
| 13 | 6 |
| 14 | 6 |
| 15 | 6 |
| 16 | 8 |
| 17 | 10 |
| 18 | 10 |
| 19 | 10 |
| 20 | 10 |
| 21 | 12 |
| 22 | 14 |
| 23 | 14 |
| 24 | 16 |
| 25 | 18 |
| 26 | 18 |
| 27 | 18 |
| 28 | 18 |
| 29 | 22 |
| 30 | 26 |
| 31 | 26 |
| 32 | 28 |
| 33 | 30 |
| 34 | 30 |
| 35 | 30 |
| 36 | 30 |
| 37 | 34 |
| 38 | 38 |
| 39 | 38 |
| 40 | 42 |
| 41 | 46 |
| 42 | 48 |
| 43 | 50 |
| 44 | 50 |
| 45 | 54 |
| 46 | 58 |
| 47 | 58 |
| 48 | 64 |
| 49 | 70 |
| 50 | 74 |
| 51 | 78 |
| 52 | 78 |
| 53 | 82 |
| 54 | 86 |
| 55 | 86 |
| 56 | 92 |
| 57 | 98 |
| 58 | 102 |
| 59 | 106 |
| 60 | 106 |
| 61 | 114 |
| 62 | 122 |
| 63 | 124 |
| 64 | 132 |
| 65 | 140 |
| 66 | 146 |
| 67 | 150 |
[1,2,2,2,2,2,2,2,4,6,6,6,6,6,6,6,8,10,10,10,10,12, 14,14,16,18,18,18,18,22,26,26,28,30,30,30,30,34, 38,38,42,46,48,50,50,54,58,58,64,70,74,78,78,82, 86,86,92,98,102,106,106,114,122,124,132,140,146, 150] |