n | a(n) |
---|---|
1 | 1 |
2 | 7 |
3 | 38 |
4 | 194 |
5 | 975 |
6 | 4881 |
7 | 24412 |
8 | 122068 |
9 | 610349 |
10 | 3051755 |
11 | 15258786 |
12 | 76293942 |
13 | 381469723 |
14 | 1907348629 |
15 | 9536743160 |
16 | 47683715816 |
17 | 238418579097 |
18 | 1192092895503 |
19 | 5960464477534 |
20 | 29802322387690 |
21 | 149011611938471 |
22 | 745058059692377 |
23 | 3725290298461908 |
24 | 18626451492309564 |
[1,7,38,194,975,4881,24412,122068,610349,3051755, 15258786,76293942,381469723,1907348629,9536743160, 47683715816,238418579097,1192092895503, 5960464477534,29802322387690,149011611938471, 745058059692377,3725290298461908, 18626451492309564] |