A137742 - OEIS

A137742 as a simple table

n	a(n)
1	1
2	8
3	21
4	40
5	66
6	100
7	143
8	196
9	260
10	336
11	425
12	528
13	646
14	780
15	931
16	1100
17	1288
18	1496
19	1725
20	1976
21	2250
22	2548
23	2871
24	3220
25	3596
26	4000
27	4433
28	4896
29	5390
30	5916
31	6475
32	7068
33	7696
34	8360
35	9061
36	9800
37	10578
38	11396
39	12255
40	13156
41	14100
42	15088
43	16121
44	17200
45	18326
46	19500

[1,8,21,40,66,100,143,196,260,336,425,528,646,780, 931,1100,1288,1496,1725,1976,2250,2548,2871,3220, 3596,4000,4433,4896,5390,5916,6475,7068,7696,8360, 9061,9800,10578,11396,12255,13156,14100,15088, 16121,17200,18326,19500]