A172085 - cp's OEIS frontend

A172085 a(n) = n(27n^3 + 22n^2 - 21n - 16)/12.

n	a(n)
0	0
1	1
2	41
3	212
4	660
5	1585
6	3241
7	5936
8	10032
9	15945
10	24145
11	35156
12	49556
13	67977
14	91105
15	119680
16	154496
17	196401
18	246297
19	305140
20	373940
21	453761
22	545721
23	650992
24	770800
25	906425
26	1059201
27	1230516
28	1421812
29	1634585
30	1870385
31	2130816
32	2417536

[0, 1, 41, 212, 660, 1585, 3241, 5936, 10032, 15945, 24145, 35156, 49556, 67977, 91105, 119680, 154496, 196401, 246297, 305140, 373940, 453761, 545721, 650992, 770800, 906425, 1059201, 1230516, 1421812, 1634585, 1870385, 2130816, 2417536]

cp's OEIS Frontend

A172085 a(n) = n(27n^3 + 22n^2 - 21n - 16)/12.

Table of values

List of values

cp's OEIS Frontend

A172085 a(n) = n*(27*n^3 + 22*n^2 - 21*n - 16)/12.

Table of values

List of values

A172085 a(n) = n(27n^3 + 22n^2 - 21n - 16)/12.