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A073706 as a simple table

n a(n)
1 1
2 9
3 28
4 129
5 126
6 1458
7 344
8 8705
9 20413
10 49394
11 1332
12 1104114
13 2198
14 2217546
15 16305408
16 33820673
17 4914
18 532253187
19 6860
20 2392632274
21 10500716072
22 8591716802
23 12168
24 422182489826
25 30517593751
26 549760658274
27 7625984925160

[1,9,28,129,126,1458,344,8705,20413,49394,1332,
 1104114,2198,2217546,16305408,33820673,4914,
 532253187,6860,2392632274,10500716072,8591716802,
 12168,422182489826,30517593751,549760658274,
 7625984925160]

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Last modified August 24 13:05 EDT 2024. Contains 375410 sequences. (Running on oeis4.)