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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 3 |
| 3 | 8 |
| 4 | 3 |
| 5 | 56 |
| 6 | 3 |
| 7 | 248 |
| 8 | 3 |
| 9 | 1016 |
| 10 | 3 |
| 11 | 4088 |
| 12 | 3 |
| 13 | 16376 |
| 14 | 3 |
| 15 | 65528 |
| 16 | 3 |
| 17 | 262136 |
| 18 | 3 |
| 19 | 1048568 |
| 20 | 3 |
| 21 | 4194296 |
| 22 | 3 |
| 23 | 16777208 |
| 24 | 3 |
| 25 | 67108856 |
| 26 | 3 |
| 27 | 268435448 |
| 28 | 3 |
| 29 | 1073741816 |
| 30 | 3 |
| 31 | 4294967288 |
| 32 | 3 |
| 33 | 17179869176 |
| 34 | 3 |
| 35 | 68719476728 |
| 36 | 3 |
| 37 | 274877906936 |
| 38 | 3 |
| 39 | 1099511627768 |
| 40 | 3 |
| 41 | 4398046511096 |
| 42 | 3 |
[1,1,3,8,3,56,3,248,3,1016,3,4088,3,16376,3,65528, 3,262136,3,1048568,3,4194296,3,16777208,3, 67108856,3,268435448,3,1073741816,3,4294967288,3, 17179869176,3,68719476728,3,274877906936,3, 1099511627768,3,4398046511096,3] |