n | a(n) |
---|---|
0 | 1 |
1 | 5 |
2 | 26 |
3 | 139 |
4 | 758 |
5 | 4194 |
6 | 23460 |
7 | 132339 |
8 | 751526 |
9 | 4290838 |
10 | 24607628 |
11 | 141648830 |
12 | 817952188 |
13 | 4736107172 |
14 | 27487711752 |
15 | 159864676803 |
16 | 931448227590 |
17 | 5435879858958 |
18 | 31769632683132 |
19 | 185918669183370 |
20 | 1089302293140564 |
[1,5,26,139,758,4194,23460,132339,751526,4290838, 24607628,141648830,817952188,4736107172, 27487711752,159864676803,931448227590, 5435879858958,31769632683132,185918669183370, 1089302293140564] |