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A323500 as a simple table

n a(n)
1 1
2 2
3 1
4 5
5 52
6 22
7 6
8 108
9 2964
10 672
11 120
12 4680
13 245520
14 38160
15 5040
16 342720
17 29292480
18 3467520
19 362880
20 38102400
21 4819046400
22 460857600
23 39916800
24 5987520000
25 1050690009600
26 84304281600
27 6227020800
28 1264085222400
29 293878019635200
30 20312541849600

[1,2,1,5,52,22,6,108,2964,672,120,4680,245520,
 38160,5040,342720,29292480,3467520,362880,
 38102400,4819046400,460857600,39916800,5987520000,
 1050690009600,84304281600,6227020800,
 1264085222400,293878019635200,20312541849600]

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Last modified July 16 14:30 EDT 2024. Contains 374349 sequences. (Running on oeis4.)