A099721 - cp's OEIS frontend

A099721 a(n) = n^2(2n+1).

n	a(n)
0	0
1	3
2	20
3	63
4	144
5	275
6	468
7	735
8	1088
9	1539
10	2100
11	2783
12	3600
13	4563
14	5684
15	6975
16	8448
17	10115
18	11988
19	14079
20	16400
21	18963
22	21780
23	24863
24	28224
25	31875
26	35828
27	40095
28	44688
29	49619
30	54900
31	60543
32	66560
33	72963
34	79764
35	86975
36	94608
37	102675
38	111188
39	120159
40	129600

[0, 3, 20, 63, 144, 275, 468, 735, 1088, 1539, 2100, 2783, 3600, 4563, 5684, 6975, 8448, 10115, 11988, 14079, 16400, 18963, 21780, 24863, 28224, 31875, 35828, 40095, 44688, 49619, 54900, 60543, 66560, 72963, 79764, 86975, 94608, 102675, 111188, 120159, 129600]

cp's OEIS Frontend

A099721 a(n) = n^2(2n+1).

Table of values

List of values

cp's OEIS Frontend

A099721 a(n) = n^2*(2*n+1).

Table of values

List of values

A099721 a(n) = n^2(2n+1).