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A034348 as a simple table

n a(n)
1 0
2 0
3 0
4 0
5 0
6 0
7 1
8 7
9 35
10 170
11 847
12 4408
13 24297
14 143270
15 901491
16 5985278
17 41175203
18 287813284
19 2009864185
20 13848061942
21 93369988436
22 613030637339
23 3908996099141
24 24179747870890
25 145056691643428
26 844229016035010
27 4769751989333029
28 26181645303024760
29 139750488576152520

[0,0,0,0,0,0,1,7,35,170,847,4408,24297,143270,
 901491,5985278,41175203,287813284,2009864185,
 13848061942,93369988436,613030637339,
 3908996099141,24179747870890,145056691643428,
 844229016035010,4769751989333029,
 26181645303024760,139750488576152520]

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Last modified April 12 18:43 EDT 2021. Contains 342930 sequences. (Running on oeis4.)