A135713 - cp's OEIS frontend

A135713 a(n) = n(n+1)(4*n+1)/2.

n	a(n)
0	0
1	5
2	27
3	78
4	170
5	315
6	525
7	812
8	1188
9	1665
10	2255
11	2970
12	3822
13	4823
14	5985
15	7320
16	8840
17	10557
18	12483
19	14630
20	17010
21	19635
22	22517
23	25668
24	29100
25	32825
26	36855
27	41202
28	45878
29	50895
30	56265
31	62000
32	68112
33	74613
34	81515
35	88830
36	96570
37	104747
38	113373
39	122460
40	132020

[0, 5, 27, 78, 170, 315, 525, 812, 1188, 1665, 2255, 2970, 3822, 4823, 5985, 7320, 8840, 10557, 12483, 14630, 17010, 19635, 22517, 25668, 29100, 32825, 36855, 41202, 45878, 50895, 56265, 62000, 68112, 74613, 81515, 88830, 96570, 104747, 113373, 122460, 132020]

cp's OEIS Frontend

A135713 a(n) = n(n+1)(4*n+1)/2.

Table of values

List of values

cp's OEIS Frontend

A135713 a(n) = n*(n+1)*(4*n+1)/2.

Table of values

List of values

A135713 a(n) = n(n+1)(4*n+1)/2.