A242771 - cp's OEIS frontend

A242771 Number of integer points in a certain quadrilateral scaled by a factor of n (another version).

n	a(n)
1	0
2	0
3	1
4	3
5	6
6	9
7	14
8	19
9	25
10	32
11	40
12	48
13	58
14	68
15	79
16	91
17	104
18	117
19	132
20	147
21	163
22	180
23	198
24	216
25	236
26	256
27	277
28	299
29	322
30	345
31	370
32	395
33	421
34	448
35	476
36	504
37	534
38	564
39	595
40	627
41	660
42	693
43	728
44	763
45	799
46	836
47	874
48	912
49	952
50	992
51	1033
52	1075
53	1118
54	1161
55	1206

[0, 0, 1, 3, 6, 9, 14, 19, 25, 32, 40, 48, 58, 68, 79, 91, 104, 117, 132, 147, 163, 180, 198, 216, 236, 256, 277, 299, 322, 345, 370, 395, 421, 448, 476, 504, 534, 564, 595, 627, 660, 693, 728, 763, 799, 836, 874, 912, 952, 992, 1033, 1075, 1118, 1161, 1206]

cp's OEIS Frontend

A242771 Number of integer points in a certain quadrilateral scaled by a factor of n (another version).

Table of values

List of values