A033606 - OEIS

A033606 as a simple table

n	a(n)
0	1
1	4
2	9
3	17
4	27
5	39
6	56
7	77
8	100
9	126
10	157
11	191
12	225
13	261
14	301
15	345
16	397
17	454
18	505
19	558
20	620
21	682
22	747
23	817
24	888
25	967
26	1050
27	1126
28	1207
29	1298
30	1389
31	1487
32	1588
33	1682
34	1783
35	1894
36	2002
37	2111
38	2229
39	2349
40	2473
41	2600
42	2720
43	2848
44	2990
45	3127
46	3266
47	3415
48	3558

[1,4,9,17,27,39,56,77,100,126,157,191,225,261,301, 345,397,454,505,558,620,682,747,817,888,967,1050, 1126,1207,1298,1389,1487,1588,1682,1783,1894,2002, 2111,2229,2349,2473,2600,2720,2848,2990,3127,3266, 3415,3558]