A097889 - OEIS

A097889 as a simple table

n	a(n)
1	6
2	15
3	30
4	35
5	77
6	105
7	143
8	210
9	221
10	323
11	385
12	437
13	667
14	899
15	1001
16	1147
17	1155
18	1517
19	1763
20	2021
21	2310
22	2431
23	2491
24	3127
25	3599
26	4087
27	4199
28	4757
29	5005
30	5183
31	5767
32	6557
33	7387
34	7429
35	8633
36	9797
37	10403
38	11021
39	11663
40	12317
41	12673
42	14351
43	15015
44	16637
45	17017

[6,15,30,35,77,105,143,210,221,323,385,437,667, 899,1001,1147,1155,1517,1763,2021,2310,2431,2491, 3127,3599,4087,4199,4757,5005,5183,5767,6557,7387, 7429,8633,9797,10403,11021,11663,12317,12673, 14351,15015,16637,17017]