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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 8 |
| 2 | 10 |
| 3 | 26 |
| 4 | 46 |
| 5 | 98 |
| 6 | 190 |
| 7 | 386 |
| 8 | 766 |
| 9 | 1538 |
| 10 | 3070 |
| 11 | 6146 |
| 12 | 12286 |
| 13 | 24578 |
| 14 | 49150 |
| 15 | 98306 |
| 16 | 196606 |
| 17 | 393218 |
| 18 | 786430 |
| 19 | 1572866 |
| 20 | 3145726 |
| 21 | 6291458 |
| 22 | 12582910 |
| 23 | 25165826 |
| 24 | 50331646 |
| 25 | 100663298 |
| 26 | 201326590 |
| 27 | 402653186 |
| 28 | 805306366 |
| 29 | 1610612738 |
| 30 | 3221225470 |
| 31 | 6442450946 |
| 32 | 12884901886 |
[1,8,10,26,46,98,190,386,766,1538,3070,6146,12286, 24578,49150,98306,196606,393218,786430,1572866, 3145726,6291458,12582910,25165826,50331646, 100663298,201326590,402653186,805306366, 1610612738,3221225470,6442450946,12884901886] |