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A227261 as a simple table

n a(n)
1 5
2 50
3 353
4 2201
5 11932
6 57146
7 244818
8 951917
9 3403038
10 11297855
11 35123154
12 102968348
13 286360987
14 759331583
15 1928166887
16 4706232142
17 11076831313
18 25210805133
19 55622829033
20 119222502647
21 248739253915
22 506020952898

[5,50,353,2201,11932,57146,244818,951917,3403038,
 11297855,35123154,102968348,286360987,759331583,
 1928166887,4706232142,11076831313,25210805133,
 55622829033,119222502647,248739253915,
 506020952898]

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Last modified February 8 16:04 EST 2023. Contains 360149 sequences. (Running on oeis4.)