n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 1 |
5 | 8 |
6 | 86 |
7 | 803 |
8 | 8221 |
9 | 86214 |
10 | 966114 |
11 | 11405511 |
12 | 142934124 |
13 | 1892755874 |
14 | 26487024478 |
15 | 390658292572 |
16 | 6063383527327 |
17 | 98824236282650 |
18 | 1688354110698402 |
19 | 30179347977813309 |
20 | 563462569163994435 |
21 | 10970288500929001986 |
22 | 222384832378410907480 |
[0,0,0,0,1,8,86,803,8221,86214,966114,11405511, 142934124,1892755874,26487024478,390658292572, 6063383527327,98824236282650,1688354110698402, 30179347977813309,563462569163994435, 10970288500929001986,222384832378410907480] |