A213827 - cp's OEIS frontend

A213827 a(n) = n^2(n+1)(3*n+1)/4.

n	a(n)
0	0
1	2
2	21
3	90
4	260
5	600
6	1197
7	2156
8	3600
9	5670
10	8525
11	12342
12	17316
13	23660
14	31605
15	41400
16	53312
17	67626
18	84645
19	104690
20	128100
21	155232
22	186461
23	222180
24	262800
25	308750
26	360477
27	418446
28	483140
29	555060
30	634725
31	722672
32	819456
33	925650
34	1041845
35	1168650
36	1306692

[0, 2, 21, 90, 260, 600, 1197, 2156, 3600, 5670, 8525, 12342, 17316, 23660, 31605, 41400, 53312, 67626, 84645, 104690, 128100, 155232, 186461, 222180, 262800, 308750, 360477, 418446, 483140, 555060, 634725, 722672, 819456, 925650, 1041845, 1168650, 1306692]

cp's OEIS Frontend

A213827 a(n) = n^2(n+1)(3*n+1)/4.

Table of values

List of values

cp's OEIS Frontend

A213827 a(n) = n^2*(n+1)*(3*n+1)/4.

Table of values

List of values

A213827 a(n) = n^2(n+1)(3*n+1)/4.