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A172288 as a simple table
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 1 |
| 6 | 2 |
| 7 | 4 |
| 8 | 9 |
| 9 | 1 |
| 10 | 2 |
| 11 | 4 |
| 12 | 25 |
| 13 | 129 |
| 14 | 1 |
| 15 | 2 |
| 16 | 4 |
| 17 | 35 |
| 18 | 4225 |
| 19 | 32769 |
| 20 | 1 |
| 21 | 2 |
| 22 | 4 |
| 23 | 36 |
| 24 | 47905 |
| 25 | 268468225 |
| 26 | 2147483649 |
| 27 | 1 |
| 28 | 2 |
| 29 | 4 |
| 30 | 36 |
| 31 | 222241 |
| 32 | 733276217345 |
| 33 | 1152921506754330625 |
| 34 | 9223372036854775809 |
| 35 | 1 |
[1,2,1,2,3,1,2,4,9,1,2,4,25,129,1,2,4,35,4225, 32769,1,2,4,36,47905,268468225,2147483649,1,2,4, 36,222241,733276217345,1152921506754330625, 9223372036854775809,1] |