A008208 - OEIS

A008208 as a simple table

n	a(n)
0	1
1	4
2	12
3	20
4	31
5	57
6	84
7	118
8	150
9	187
10	237
11	287
12	364
13	409
14	459
15	568
16	620
17	693
18	810
19	884
20	960
21	1084
22	1183
23	1277
24	1433
25	1545
26	1627
27	1789
28	1942
29	2045
30	2203
31	2348
32	2504
33	2691
34	2843
35	2996
36	3153
37	3362
38	3561
39	3711
40	3913
41	4118
42	4348
43	4550
44	4724
45	4969
46	5196
47	5415

[1,4,12,20,31,57,84,118,150,187,237,287,364,409, 459,568,620,693,810,884,960,1084,1183,1277,1433, 1545,1627,1789,1942,2045,2203,2348,2504,2691,2843, 2996,3153,3362,3561,3711,3913,4118,4348,4550,4724, 4969,5196,5415]