A295365 - OEIS

A295365 as a simple table

n	a(n)
0	1
1	2
2	3
3	20
4	41
5	82
6	147
7	256
8	433
9	722
10	1191
11	1952
12	3185
13	5182
14	8415
15	13648
16	22117
17	35823
18	58002
19	93891
20	151962
21	245925
22	397962
23	643965
24	1042008
25	1686057
26	2728152
27	4414299
28	7142544
29	11556939
30	18699582

[1,2,3,20,41,82,147,256,433,722,1191,1952,3185, 5182,8415,13648,22117,35823,58002,93891,151962, 245925,397962,643965,1042008,1686057,2728152, 4414299,7142544,11556939,18699582]