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A140173 as a simple table

n a(n)
1 1
2 6
3 3720
4 25080
5 237000
6 353430
7 1201560
8 1402440
9 2104440
10 2147040
11 4140360
12 22007160
13 60035220
14 104370420
15 110095020
16 136222020
17 402500280
18 2203551000
19 2223003120
20 8720021310
21 35590401000
22 110232105060
23 116046010080
24 212062116000
25 440401221000
26 2181301242120

[1,6,3720,25080,237000,353430,1201560,1402440,
 2104440,2147040,4140360,22007160,60035220,
 104370420,110095020,136222020,402500280,
 2203551000,2223003120,8720021310,35590401000,
 110232105060,116046010080,212062116000,
 440401221000,2181301242120]

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Last modified May 23 08:52 EDT 2024. Contains 372760 sequences. (Running on oeis4.)