A172118 - cp's OEIS frontend

A172118 a(n) = n(n+1)(5*n^2 - n - 3)/2.

n	a(n)
0	0
1	1
2	45
3	234
4	730
5	1755
6	3591
7	6580
8	11124
9	17685
10	26785
11	39006
12	54990
13	75439
14	101115
15	132840
16	171496
17	218025
18	273429
19	338770
20	415170
21	503811
22	605935
23	722844
24	855900
25	1006525
26	1176201
27	1366470
28	1578934
29	1815255
30	2077155
31	2366416
32	2684880

[0, 1, 45, 234, 730, 1755, 3591, 6580, 11124, 17685, 26785, 39006, 54990, 75439, 101115, 132840, 171496, 218025, 273429, 338770, 415170, 503811, 605935, 722844, 855900, 1006525, 1176201, 1366470, 1578934, 1815255, 2077155, 2366416, 2684880]

cp's OEIS Frontend

A172118 a(n) = n(n+1)(5*n^2 - n - 3)/2.

Table of values

List of values

cp's OEIS Frontend

A172118 a(n) = n*(n+1)*(5*n^2 - n - 3)/2.

Table of values

List of values

A172118 a(n) = n(n+1)(5*n^2 - n - 3)/2.