A038426 - OEIS

A038426 as a simple table

n	a(n)
0	1
1	4
2	11
3	20
4	35
5	54
6	84
7	108
8	142
9	178
10	225
11	276
12	318
13	380
14	442
15	503
16	589
17	649
18	737
19	802
20	921
21	1012
22	1100
23	1195
24	1300
25	1410
26	1551
27	1661
28	1780
29	1896
30	2044
31	2177
32	2367
33	2457
34	2622
35	2784
36	2954
37	3125
38	3294
39	3442
40	3656
41	3830
42	4041
43	4181
44	4407
45	4598
46	4848

[1,4,11,20,35,54,84,108,142,178,225,276,318,380, 442,503,589,649,737,802,921,1012,1100,1195,1300, 1410,1551,1661,1780,1896,2044,2177,2367,2457,2622, 2784,2954,3125,3294,3442,3656,3830,4041,4181,4407, 4598,4848]