n | a(n) |
---|---|
9 | 1 |
10 | 45 |
11 | 1485 |
12 | 45540 |
13 | 1402830 |
14 | 44837793 |
15 | 1508782275 |
16 | 53789959080 |
17 | 2036262886515 |
18 | 81857181636945 |
19 | 3490649483399793 |
20 | 157637380245930000 |
21 | 7524305274666328785 |
22 | 378816067488484478160 |
23 | 20074256751067210380645 |
24 | 1117410784286881766178816 |
25 | 65207052558569641113281250 |
[1,45,1485,45540,1402830,44837793,1508782275, 53789959080,2036262886515,81857181636945, 3490649483399793,157637380245930000, 7524305274666328785,378816067488484478160, 20074256751067210380645,1117410784286881766178816, 65207052558569641113281250] |