A048221 - OEIS

A048221 as a simple table

n	a(n)
1	2
2	5
3	18
4	35
5	60
6	94
7	134
8	180
9	232
10	291
11	357
12	430
13	515
14	610
15	710
16	815
17	932
18	1053
19	1181
20	1318
21	1462
22	1615
23	1776
24	1944
25	2116
26	2300
27	2496
28	2696
29	2907
30	3128
31	3351
32	3581
33	3817
34	4062
35	4318
36	4582
37	4852
38	5131
39	5419
40	5719
41	6031
42	6346
43	6665
44	6991
45	7323
46	7665
47	8015

[2,5,18,35,60,94,134,180,232,291,357,430,515,610, 710,815,932,1053,1181,1318,1462,1615,1776,1944, 2116,2300,2496,2696,2907,3128,3351,3581,3817,4062, 4318,4582,4852,5131,5419,5719,6031,6346,6665,6991, 7323,7665,8015]