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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 1 |
| 3 | 3 |
| 4 | 5 |
| 5 | 11 |
| 6 | 21 |
| 7 | 43 |
| 8 | 85 |
| 9 | 171 |
| 10 | 341 |
| 11 | 683 |
| 12 | 1365 |
| 13 | 2731 |
| 14 | 5461 |
| 15 | 10923 |
| 16 | 21845 |
| 17 | 43691 |
| 18 | 87381 |
| 19 | 174763 |
| 20 | 349525 |
| 21 | 699051 |
| 22 | 1398101 |
| 23 | 2796203 |
| 24 | 5592405 |
| 25 | 11184811 |
| 26 | 22369621 |
| 27 | 44739243 |
| 28 | 89478485 |
| 29 | 178956971 |
| 30 | 357913941 |
| 31 | 715827883 |
| 32 | 1431655765 |
| 33 | 2863311531 |
| 34 | 5726623061 |
| 35 | 11453246123 |
[0,1,1,3,5,11,21,43,85,171,341,683,1365,2731,5461, 10923,21845,43691,87381,174763,349525,699051, 1398101,2796203,5592405,11184811,22369621, 44739243,89478485,178956971,357913941,715827883, 1431655765,2863311531,5726623061,11453246123] |