A007382 - OEIS

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A007382 as a simple table

n	a(n)
1	0
2	0
3	3
4	4
5	11
6	16
7	32
8	49
9	87
10	137
11	231
12	369
13	608
14	978
15	1595
16	2574
17	4179
18	6754
19	10944
20	17699
21	28655
22	46355
23	75023
24	121379
25	196416
26	317796
27	514227
28	832024
29	1346267

[0,0,3,4,11,16,32,49,87,137,231,369,608,978,1595, 2574,4179,6754,10944,17699,28655,46355,75023, 121379,196416,317796,514227,832024,1346267]