A004188 - cp's OEIS frontend

A004188 a(n) = n(3n^2 - 1)/2.

n	a(n)
0	0
1	1
2	11
3	39
4	94
5	185
6	321
7	511
8	764
9	1089
10	1495
11	1991
12	2586
13	3289
14	4109
15	5055
16	6136
17	7361
18	8739
19	10279
20	11990
21	13881
22	15961
23	18239
24	20724
25	23425
26	26351
27	29511
28	32914
29	36569
30	40485
31	44671
32	49136
33	53889
34	58939
35	64295
36	69966
37	75961

[0, 1, 11, 39, 94, 185, 321, 511, 764, 1089, 1495, 1991, 2586, 3289, 4109, 5055, 6136, 7361, 8739, 10279, 11990, 13881, 15961, 18239, 20724, 23425, 26351, 29511, 32914, 36569, 40485, 44671, 49136, 53889, 58939, 64295, 69966, 75961]

cp's OEIS Frontend

A004188 a(n) = n(3n^2 - 1)/2.

Table of values

List of values

cp's OEIS Frontend

A004188 a(n) = n*(3*n^2 - 1)/2.

Table of values

List of values

A004188 a(n) = n(3n^2 - 1)/2.