n | a(n) |
---|---|
4 | 1 |
5 | 12 |
6 | 103 |
7 | 811 |
8 | 6273 |
9 | 48806 |
10 | 386041 |
11 | 3122069 |
12 | 25900188 |
13 | 220791812 |
14 | 1935811756 |
15 | 17461471292 |
16 | 162038542377 |
17 | 1546528485770 |
18 | 15174625184321 |
19 | 152994813139537 |
20 | 1584120732683571 |
21 | 16834244135840106 |
22 | 183496533502593453 |
23 | 2050337555698723711 |
24 | 23470542944212951050 |
[1,12,103,811,6273,48806,386041,3122069,25900188, 220791812,1935811756,17461471292,162038542377, 1546528485770,15174625184321,152994813139537, 1584120732683571,16834244135840106, 183496533502593453,2050337555698723711, 23470542944212951050] |