n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 9 |
4 | 16 |
5 | 85 |
6 | 516 |
7 | 1519 |
8 | 6280 |
9 | 45441 |
10 | 431740 |
11 | 1394371 |
12 | 8370924 |
13 | 43960657 |
14 | 459099018 |
15 | 6135631545 |
16 | 23813007376 |
17 | 150537761905 |
18 | 1029390040764 |
19 | 7519458731131 |
20 | 101693768415220 |
21 | 1909742186139921 |
22 | 8269148260309882 |
23 | 60924484457661793 |
24 | 417027498430063800 |
[1,1,2,9,16,85,516,1519,6280,45441,431740,1394371, 8370924,43960657,459099018,6135631545,23813007376, 150537761905,1029390040764,7519458731131, 101693768415220,1909742186139921,8269148260309882, 60924484457661793,417027498430063800] |