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A072133 as a simple table

n a(n)
0 1
1 1
2 2
3 6
4 24
5 120
6 720
7 5040
8 40320
9 362880
10 3628799
11 39916699
12 478995537
13 6226736369
14 87166698628
15 1307240982000
16 20907446718225
17 355162464899601
18 6384776070987990
19 121061600999380138
20 2413632612087046844
21 50453964720806671644
22 1102844526263334763556

[1,1,2,6,24,120,720,5040,40320,362880,3628799,
 39916699,478995537,6226736369,87166698628,
 1307240982000,20907446718225,355162464899601,
 6384776070987990,121061600999380138,
 2413632612087046844,50453964720806671644,
 1102844526263334763556]

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Last modified March 28 04:13 EDT 2024. Contains 371235 sequences. (Running on oeis4.)