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A006223 as a simple table

n a(n)
7 1
8 14
9 118
10 780
11 4466
12 23276
13 113620
14 528840
15 2375100
16 10378056
17 44381832
18 186574864
19 773564328
20 3171317360
21 12880883408
22 51915526432
23 207893871472
24 827983736608 

[1,14,118,780,4466,23276,113620,528840,2375100,
 10378056,44381832,186574864,773564328,3171317360,
 12880883408,51915526432,207893871472,827983736608]

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Last modified April 23 02:23 EDT 2024. Contains 371906 sequences. (Running on oeis4.)