A162024 - OEIS

A162024 as a simple table

n	a(n)
2	7
3	20
4	40
5	68
6	104
7	148
8	200
9	260
10	328
11	404
12	488
13	580
14	680
15	788
16	904
17	1028
18	1160
19	1300
20	1448
21	1604
22	1768
23	1940
24	2120
25	2308
26	2504
27	2708
28	2920
29	3140
30	3368
31	3604
32	3848
33	4100
34	4360
35	4628
36	4904
37	5188
38	5480
39	5780
40	6088
41	6404
42	6728
43	7060
44	7400
45	7748
46	8104
47	8468

[7,20,40,68,104,148,200,260,328,404,488,580,680, 788,904,1028,1160,1300,1448,1604,1768,1940,2120, 2308,2504,2708,2920,3140,3368,3604,3848,4100,4360, 4628,4904,5188,5480,5780,6088,6404,6728,7060,7400, 7748,8104,8468]