A302774 - OEIS

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A302774 as a simple table

n	a(n)
1	1
2	2
3	4
4	8
5	15
6	31
7	50
8	102
9	157
10	317
11	480
12	964
13	1451
14	2907
15	4366
16	8738
17	13113
18	26233
19	39356
20	78720
21	118087
22	236183
23	354282
24	708574
25	1062869

[1,2,4,8,15,31,50,102,157,317,480,964,1451,2907, 4366,8738,13113,26233,39356,78720,118087,236183, 354282,708574,1062869]