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A102356 as a simple table

n a(n)
0 1
1 1
2 1
3 3
4 6
5 15
6 60
7 210
8 840
9 3780
10 12600
11 69300
12 415800
13 2702700
14 12612600
15 94594500
16 756756000
17 4288284000
18 38594556000
19 244432188000
20 1833241410000
21 17110253160000
22 141159588570000
23 1298668214844000
24 10389345718752000
25 108222351237000000
26 1125512452864800000

[1,1,1,3,6,15,60,210,840,3780,12600,69300,415800,
 2702700,12612600,94594500,756756000,4288284000,
 38594556000,244432188000,1833241410000,
 17110253160000,141159588570000,1298668214844000,
 10389345718752000,108222351237000000,
 1125512452864800000]

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Last modified April 19 03:46 EDT 2024. Contains 371782 sequences. (Running on oeis4.)