A276546 - OEIS

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A276546 as a simple table

n	a(n)
1	1
2	3
3	6
4	15
5	19
6	34
7	37
8	88
9	141
10	216
11	239
12	246
13	288
14	365
15	429
16	762
17	1879
18	2309
19	9555
20	19843
21	28348
22	45058
23	62879
24	86963
25	90669
26	148020
27	148601
28	199003
29	289877

[1,3,6,15,19,34,37,88,141,216,239,246,288,365,429, 762,1879,2309,9555,19843,28348,45058,62879,86963, 90669,148020,148601,199003,289877]