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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 4 |
| 6 | 5 |
| 7 | 6 |
| 8 | 7 |
| 9 | 8 |
| 10 | 512 |
| 11 | 513 |
| 12 | 514 |
| 13 | 515 |
| 14 | 516 |
| 15 | 517 |
| 16 | 518 |
| 17 | 519 |
| 18 | 1024 |
| 19 | 1025 |
| 20 | 1026 |
| 21 | 1027 |
| 22 | 1028 |
| 23 | 1029 |
| 24 | 1030 |
| 25 | 1536 |
| 26 | 1537 |
| 27 | 1538 |
| 28 | 1539 |
| 29 | 1540 |
| 30 | 1541 |
| 31 | 2048 |
| 32 | 2049 |
| 33 | 2050 |
| 34 | 2051 |
| 35 | 2052 |
| 36 | 2560 |
| 37 | 2561 |
| 38 | 2562 |
| 39 | 2563 |
| 40 | 3072 |
[0,1,2,3,4,5,6,7,8,512,513,514,515,516,517,518, 519,1024,1025,1026,1027,1028,1029,1030,1536,1537, 1538,1539,1540,1541,2048,2049,2050,2051,2052,2560, 2561,2562,2563,3072] |