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A238825 as a simple table

n a(n)
1 0
2 0
3 0
4 1
5 2
6 5
7 11
8 27
9 64
10 158
11 387
12 956
13 2355
14 5809
15 14313
16 35272
17 86894
18 214075
19 527368
20 1299185
21 3200551
22 7884653
23 19424072
24 47851896
25 117884841
26 290413626
27 715444487
28 1762523473
29 4342040215
30 10696772780
31 26351885188
32 64918818701

[0,0,0,1,2,5,11,27,64,158,387,956,2355,5809,14313,
 35272,86894,214075,527368,1299185,3200551,7884653,
 19424072,47851896,117884841,290413626,715444487,
 1762523473,4342040215,10696772780,26351885188,
 64918818701]

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Last modified October 18 05:31 EDT 2019. Contains 328146 sequences. (Running on oeis4.)