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A371832 as a simple table

n a(n)
0 1
1 1
2 1
3 2
4 6
5 8
6 40
7 720
8 1680
9 13440
10 362880
11 1209600
12 4435200
13 68428800
14 296524800
15 29059430400
16 1307674368000
17 6974263296000
18 118562476032000
19 6402373705728000
20 445586448384000
21 1430277488640000
22 51090942171709440000
23 374666909259202560000
24 8617338912961658880000

[1,1,1,2,6,8,40,720,1680,13440,362880,1209600,
 4435200,68428800,296524800,29059430400,
 1307674368000,6974263296000,118562476032000,
 6402373705728000,445586448384000,1430277488640000,
 51090942171709440000,374666909259202560000,
 8617338912961658880000]

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Last modified August 15 15:22 EDT 2024. Contains 375173 sequences. (Running on oeis4.)