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A178009 as a simple table

n a(n)
0 1
1 1
2 1
3 2
4 6
5 24
6 60
7 240
8 1260
9 8064
10 36288
11 241920
12 1995840
13 19160064
14 124540416
15 1162377216
16 13076743680
17 167382319104
18 1422749712384
19 17072996548608
20 243290200817664
21 3892643213082624
22 34060628114472960
23 428190753439088640
24 6463004184721244160

[1,1,1,2,6,24,60,240,1260,8064,36288,241920,
 1995840,19160064,124540416,1162377216,13076743680,
 167382319104,1422749712384,17072996548608,
 243290200817664,3892643213082624,
 34060628114472960,428190753439088640,
 6463004184721244160]

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Last modified April 25 11:39 EDT 2024. Contains 371969 sequences. (Running on oeis4.)