A236430 - OEIS

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A236430 as a simple table

n	a(n)
1	2
2	5
3	11
4	22
5	42
6	76
7	134
8	228
9	379
10	606
11	985
12	1528
13	2364
14	3576
15	5419
16	7988
17	11868
18	17163
19	24937
20	35599
21	50787
22	71290
23	100748
24	139734
25	194113

[2,5,11,22,42,76,134,228,379,606,985,1528,2364, 3576,5419,7988,11868,17163,24937,35599,50787, 71290,100748,139734,194113]