n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 10 |
3 | 19 |
4 | 190 |
5 | 442 |
6 | 4420 |
7 | 11395 |
8 | 113950 |
9 | 312814 |
10 | 3128140 |
11 | 8960878 |
12 | 89608780 |
13 | 264735892 |
14 | 2647358920 |
15 | 8006545891 |
16 | 80065458910 |
17 | 246643289830 |
18 | 2466432898300 |
19 | 7711583225338 |
20 | 77115832253380 |
21 | 244082045341036 |
22 | 2440820453410360 |
23 | 7805301802531534 |
[1,1,10,19,190,442,4420,11395,113950,312814, 3128140,8960878,89608780,264735892,2647358920, 8006545891,80065458910,246643289830,2466432898300, 7711583225338,77115832253380,244082045341036, 2440820453410360,7805301802531534] |