A280344 - OEIS

A280344 as a simple table

n	a(n)
0	0
1	12
2	30
3	56
4	90
5	132
6	182
7	240
8	306
9	380
10	462
11	552
12	650
13	756
14	870
15	992
16	1122
17	1260
18	1406
19	1560
20	1722
21	1892
22	2070
23	2256
24	2450
25	2652
26	2862
27	3080
28	3306
29	3540
30	3782
31	4032
32	4290
33	4556
34	4830
35	5112
36	5402
37	5700
38	6006
39	6320
40	6642
41	6972
42	7310
43	7656
44	8010
45	8372
46	8742
47	9120
48	9506
49	9900
50	10302

[0,12,30,56,90,132,182,240,306,380,462,552,650, 756,870,992,1122,1260,1406,1560,1722,1892,2070, 2256,2450,2652,2862,3080,3306,3540,3782,4032,4290, 4556,4830,5112,5402,5700,6006,6320,6642,6972,7310, 7656,8010,8372,8742,9120,9506,9900,10302]