A152738 - cp's OEIS frontend

A152738 a(n) = floor((n^2)/phi).

n	a(n)
0	0
1	0
2	2
3	5
4	9
5	15
6	22
7	30
8	39
9	50
10	61
11	74
12	88
13	104
14	121
15	139
16	158
17	178
18	200
19	223
20	247
21	272
22	299
23	326
24	355
25	386
26	417
27	450
28	484
29	519
30	556
31	593
32	632
33	673
34	714
35	757
36	800
37	846
38	892
39	940
40	988
41	1038
42	1090
43	1142
44	1196
45	1251
46	1307
47	1365
48	1423
49	1483
50	1545
51	1607
52	1671

[0, 0, 2, 5, 9, 15, 22, 30, 39, 50, 61, 74, 88, 104, 121, 139, 158, 178, 200, 223, 247, 272, 299, 326, 355, 386, 417, 450, 484, 519, 556, 593, 632, 673, 714, 757, 800, 846, 892, 940, 988, 1038, 1090, 1142, 1196, 1251, 1307, 1365, 1423, 1483, 1545, 1607, 1671]

cp's OEIS Frontend

A152738 a(n) = floor((n^2)/phi).

Table of values

List of values