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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 7 |
| 5 | 8 |
| 6 | 15 |
| 7 | 32 |
| 8 | 63 |
| 9 | 224 |
| 10 | 255 |
| 11 | 512 |
| 12 | 3968 |
| 13 | 4095 |
| 14 | 14336 |
| 15 | 32768 |
| 16 | 65535 |
| 17 | 180224 |
| 18 | 262143 |
| 19 | 1048575 |
| 20 | 14680064 |
| 21 | 16777215 |
| 22 | 134217728 |
| 23 | 268435455 |
| 24 | 1073741823 |
| 25 | 8589934592 |
| 26 | 12884901887 |
| 27 | 34359738368 |
| 28 | 68719476735 |
| 29 | 1099511627775 |
| 30 | 4398046511103 |
| 31 | 17592186044415 |
| 32 | 35184372088832 |
[1,2,3,7,8,15,32,63,224,255,512,3968,4095,14336, 32768,65535,180224,262143,1048575,14680064, 16777215,134217728,268435455,1073741823, 8589934592,12884901887,34359738368,68719476735, 1099511627775,4398046511103,17592186044415, 35184372088832] |