A048701 - OEIS

A048701 as a simple table

n	a(n)
0	0
1	3
2	9
3	15
4	33
5	45
6	51
7	63
8	129
9	153
10	165
11	189
12	195
13	219
14	231
15	255
16	513
17	561
18	585
19	633
20	645
21	693
22	717
23	765
24	771
25	819
26	843
27	891
28	903
29	951
30	975
31	1023
32	2049
33	2145
34	2193
35	2289
36	2313
37	2409
38	2457
39	2553
40	2565
41	2661
42	2709
43	2805
44	2829
45	2925
46	2973
47	3069
48	3075
49	3171
50	3219
51	3315

[0,3,9,15,33,45,51,63,129,153,165,189,195,219,231, 255,513,561,585,633,645,693,717,765,771,819,843, 891,903,951,975,1023,2049,2145,2193,2289,2313, 2409,2457,2553,2565,2661,2709,2805,2829,2925,2973, 3069,3075,3171,3219,3315]