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A011963 as a simple table

n a(n)
1 0
2 2
3 4
4 10
5 19
6 44
7 76
8 150
9 251
10 432
11 686
12 1094
13 1646
14 2498
15 3608
16 5206
17 7301
18 10160
19 13814
20 18718

[0,2,4,10,19,44,76,150,251,432,686,1094,1646,2498,
 3608,5206,7301,10160,13814,18718]

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Last modified July 10 16:22 EDT 2020. Contains 335577 sequences. (Running on oeis4.)