A257655 - OEIS

A257655 as a simple table

n	a(n)
0	1
1	1
2	2
3	4
4	6
5	9
6	16
7	22
8	33
9	50
10	70
11	98
12	138
13	188
14	256
15	348
16	463
17	614
18	812
19	1060
20	1378
21	1785
22	2292
23	2932
24	3740
25	4736
26	5978
27	7522
28	9416
29	11750
30	14620
31	18116
32	22384
33	27585
34	33878
35	41500
36	50714
37	61794
38	75120
39	91118
40	110247
41	133110
42	160390
43	192836
44	231400
45	277162

[1,1,2,4,6,9,16,22,33,50,70,98,138,188,256,348, 463,614,812,1060,1378,1785,2292,2932,3740,4736, 5978,7522,9416,11750,14620,18116,22384,27585, 33878,41500,50714,61794,75120,91118,110247,133110, 160390,192836,231400,277162]