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A019101 as a simple table

n a(n)
3 0
4 2
5 2
6 6
7 13
8 29
9 53
10 131
11 284
12 698
13 1349
14 3278
15 6697
16 16939
17 38375
18 97676
19 236182
20 612904
21 1537369
22 4095502
23 10573599
24 28414576
25 74785048
26 200727205
27 531637446
28 1420536167
29 3759784818
30 9994893247
31 26403749078

[0,2,2,6,13,29,53,131,284,698,1349,3278,6697,
 16939,38375,97676,236182,612904,1537369,4095502,
 10573599,28414576,74785048,200727205,531637446,
 1420536167,3759784818,9994893247,26403749078]

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Last modified August 15 23:32 EDT 2022. Contains 356150 sequences. (Running on oeis4.)