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A034191 as a simple table

n a(n)
0 1
1 1
2 6
3 16
4 103
5 497
6 3253
7 19735
8 120843
9 681474
10 3561696
11 16938566
12 73500514
13 290751447
14 1052201890
15 3492397119
16 10666911842
17 30064448972
18 78409442414
19 189678764492
20 426539774378
21 893346071377
22 1745593733454

[1,1,6,16,103,497,3253,19735,120843,681474,
 3561696,16938566,73500514,290751447,1052201890,
 3492397119,10666911842,30064448972,78409442414,
 189678764492,426539774378,893346071377,
 1745593733454]

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Last modified January 17 14:12 EST 2019. Contains 319225 sequences. (Running on oeis4.)