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| n | a(n) |
|---|---|
| 5 | 1 |
| 6 | 19 |
| 7 | 83 |
| 8 | 211 |
| 9 | 467 |
| 10 | 979 |
| 11 | 2003 |
| 12 | 4051 |
| 13 | 8147 |
| 14 | 16339 |
| 15 | 32723 |
| 16 | 65491 |
| 17 | 131027 |
| 18 | 262099 |
| 19 | 524243 |
| 20 | 1048531 |
| 21 | 2097107 |
| 22 | 4194259 |
| 23 | 8388563 |
| 24 | 16777171 |
| 25 | 33554387 |
| 26 | 67108819 |
| 27 | 134217683 |
| 28 | 268435411 |
| 29 | 536870867 |
| 30 | 1073741779 |
| 31 | 2147483603 |
| 32 | 4294967251 |
[1,19,83,211,467,979,2003,4051,8147,16339,32723, 65491,131027,262099,524243,1048531,2097107, 4194259,8388563,16777171,33554387,67108819, 134217683,268435411,536870867,1073741779, 2147483603,4294967251] |