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A019209 as a simple table

n a(n)
3 0
4 0
5 3
6 4
7 6
8 25
9 48
10 82
11 234
12 677
13 1361
14 3385
15 9355
16 22889
17 56816
18 151208
19 391907
20 1012586
21 2658813
22 7012558
23 18453474
24 48810225
25 129638661
26 344774554
27 918443384
28 2454132040
29 6570320301
30 17618843114
31 47338336044

[0,0,3,4,6,25,48,82,234,677,1361,3385,9355,22889,
 56816,151208,391907,1012586,2658813,7012558,
 18453474,48810225,129638661,344774554,918443384,
 2454132040,6570320301,17618843114,47338336044]

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Last modified August 10 16:24 EDT 2022. Contains 356039 sequences. (Running on oeis4.)