A082485 - OEIS

A082485 as a simple table

n	a(n)
1	3
2	11
3	21
4	33
5	47
6	63
7	83
8	105
9	129
10	155
11	183
12	213
13	245
14	279
15	315
16	353
17	393
18	435
19	479
20	525
21	573
22	623
23	675
24	731
25	789
26	849
27	911
28	975
29	1041
30	1109
31	1179
32	1251
33	1325
34	1401
35	1479
36	1559
37	1641
38	1725
39	1811
40	1899
41	1989

[3,11,21,33,47,63,83,105,129,155,183,213,245,279, 315,353,393,435,479,525,573,623,675,731,789,849, 911,975,1041,1109,1179,1251,1325,1401,1479,1559, 1641,1725,1811,1899,1989]