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A245312 as a simple table

n a(n)
0 1
1 1
2 1
3 3
4 10
5 60
6 360
7 2940
8 24528
9 247968
10 2595920
11 31175496
12 389671200
13 5422095536
14 78605082528
15 1244958773760
16 20527083114496
17 364984417934400
18 6745106725383168
19 133136189132775360
20 2726068542132666240
21 59173740044950124160
22 1329834118793805335040
23 31493916740885086274304

[1,1,1,3,10,60,360,2940,24528,247968,2595920,
 31175496,389671200,5422095536,78605082528,
 1244958773760,20527083114496,364984417934400,
 6745106725383168,133136189132775360,
 2726068542132666240,59173740044950124160,
 1329834118793805335040,31493916740885086274304]

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Last modified April 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)