A002982 - OEIS

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A002982 as a simple table

n	a(n)
1	3
2	4
3	6
4	7
5	12
6	14
7	30
8	32
9	33
10	38
11	94
12	166
13	324
14	379
15	469
16	546
17	974
18	1963
19	3507
20	3610
21	6917
22	21480
23	34790
24	94550
25	103040
26	147855
27	208003

[3,4,6,7,12,14,30,32,33,38,94,166,324,379,469,546, 974,1963,3507,3610,6917,21480,34790,94550,103040, 147855,208003]