A164450 - OEIS

A164450 as a simple table

n	a(n)
4	13
5	21
6	33
7	51
8	78
9	119
10	181
11	275
12	417
13	632
14	957
15	1449
16	2193
17	3319
18	5022
19	7599
20	11497
21	17395
22	26317
23	39816
24	60237
25	91133
26	137873
27	208587
28	315566
29	477415
30	722269
31	1092707
32	1653129
33	2500984
34	3783677
35	5724241
36	8660065
37	13101615
38	19821118

[13,21,33,51,78,119,181,275,417,632,957,1449,2193, 3319,5022,7599,11497,17395,26317,39816,60237, 91133,137873,208587,315566,477415,722269,1092707, 1653129,2500984,3783677,5724241,8660065,13101615, 19821118]