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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 5 |
| 4 | 15 |
| 5 | 29 |
| 6 | 55 |
| 7 | 101 |
| 8 | 175 |
| 9 | 269 |
| 10 | 807 |
| 11 | 1397 |
| 12 | 2143 |
| 13 | 6429 |
| 14 | 11095 |
| 15 | 16901 |
| 16 | 50703 |
| 17 | 86573 |
| 18 | 259719 |
| 19 | 517013 |
| 20 | 1026751 |
| 21 | 2031677 |
| 22 | 3997879 |
| 23 | 7799333 |
| 24 | 15009391 |
| 25 | 28250957 |
| 26 | 51198439 |
| 27 | 86486453 |
| 28 | 259459359 |
| 29 | 509942621 |
| 30 | 992956951 |
| 31 | 1905129029 |
| 32 | 3567903439 |
[1,3,5,15,29,55,101,175,269,807,1397,2143,6429, 11095,16901,50703,86573,259719,517013,1026751, 2031677,3997879,7799333,15009391,28250957, 51198439,86486453,259459359,509942621,992956951, 1905129029,3567903439] |