n | a(n) |
---|---|
0 | 0 |
1 | 3 |
2 | 18 |
3 | 111 |
4 | 750 |
5 | 5403 |
6 | 40572 |
7 | 313407 |
8 | 2471166 |
9 | 19791003 |
10 | 160459068 |
11 | 1313922063 |
12 | 10847561088 |
13 | 90174127683 |
14 | 754009158018 |
15 | 6336733626111 |
16 | 53489159252670 |
17 | 453258909448635 |
18 | 3854034482891724 |
19 | 32871004555812111 |
20 | 281127047928811200 |
21 | 2410285909684370787 |
22 | 20711470169495359602 |
23 | 178337708176330555839 |
[0,3,18,111,750,5403,40572,313407,2471166, 19791003,160459068,1313922063,10847561088, 90174127683,754009158018,6336733626111, 53489159252670,453258909448635,3854034482891724, 32871004555812111,281127047928811200, 2410285909684370787,20711470169495359602, 178337708176330555839] |