A159918 - cp's OEIS frontend

A159918 Number of ones in binary representation of n^2.

n	a(n)
0	0
1	1
2	1
3	2
4	1
5	3
6	2
7	3
8	1
9	3
10	3
11	5
12	2
13	4
14	3
15	4
16	1
17	3
18	3
19	5
20	3
21	6
22	5
23	3
24	2
25	5
26	4
27	6
28	3
29	5
30	4
31	5
32	1
33	3
34	3
35	5
36	3
37	6
38	5
39	7
40	3
41	5
42	6
43	7
44	5
45	8
46	3
47	4
48	2
49	5
50	5
51	5
52	4
53	8
54	6
55	7
56	3
57	6
58	5
59	7
60	4
61	6
62	5
63	6
64	1
65	3
66	3
67	5
68	3
69	6
70	5
71	7
72	3
73	6
74	6
75	9
76	5
77	7
78	7
79	5
80	3
81	6
82	5
83	8
84	6
85	7
86	7
87	7
88	5
89	9
90	8
91	5
92	3
93	6
94	4
95	5
96	2
97	5
98	5
99	6
100	5
101	9
102	5
103	7
104	4

[0, 1, 1, 2, 1, 3, 2, 3, 1, 3, 3, 5, 2, 4, 3, 4, 1, 3, 3, 5, 3, 6, 5, 3, 2, 5, 4, 6, 3, 5, 4, 5, 1, 3, 3, 5, 3, 6, 5, 7, 3, 5, 6, 7, 5, 8, 3, 4, 2, 5, 5, 5, 4, 8, 6, 7, 3, 6, 5, 7, 4, 6, 5, 6, 1, 3, 3, 5, 3, 6, 5, 7, 3, 6, 6, 9, 5, 7, 7, 5, 3, 6, 5, 8, 6, 7, 7, 7, 5, 9, 8, 5, 3, 6, 4, 5, 2, 5, 5, 6, 5, 9, 5, 7, 4]

cp's OEIS Frontend

A159918 Number of ones in binary representation of n^2.

Table of values

List of values

n	a(n)
0	0
1	1
2	1
3	2
4	1
5	3
6	2
7	3
8	1
9	3
10	3
11	5
12	2
13	4
14	3
15	4
16	1
17	3
18	3
19	5
20	3
21	6
22	5
23	3
24	2
25	5
26	4
27	6
28	3
29	5
30	4
31	5
32	1
33	3
34	3
35	5
36	3
37	6
38	5
39	7
40	3
41	5
42	6
43	7
44	5
45	8
46	3
47	4
48	2
49	5
50	5
51	5
52	4
53	8
54	6
55	7
56	3
57	6
58	5
59	7
60	4
61	6
62	5
63	6
64	1
65	3
66	3
67	5
68	3
69	6
70	5
71	7
72	3
73	6
74	6
75	9
76	5
77	7
78	7
79	5
80	3
81	6
82	5
83	8
84	6
85	7
86	7
87	7
88	5
89	9
90	8
91	5
92	3
93	6
94	4
95	5
96	2
97	5
98	5
99	6
100	5
101	9
102	5
103	7
104	4

n	a(n)
0	0
1	1
2	1
3	2
4	1
5	3
6	2
7	3
8	1
9	3
10	3
11	5
12	2
13	4
14	3
15	4
16	1
17	3
18	3
19	5
20	3
21	6
22	5
23	3
24	2
25	5
26	4
27	6
28	3
29	5
30	4
31	5
32	1
33	3
34	3
35	5
36	3
37	6
38	5
39	7
40	3
41	5
42	6
43	7
44	5
45	8
46	3
47	4
48	2
49	5
50	5
51	5
52	4
53	8
54	6
55	7
56	3
57	6
58	5
59	7
60	4
61	6
62	5
63	6
64	1
65	3
66	3
67	5
68	3
69	6
70	5
71	7
72	3
73	6
74	6
75	9
76	5
77	7
78	7
79	5
80	3
81	6
82	5
83	8
84	6
85	7
86	7
87	7
88	5
89	9
90	8
91	5
92	3
93	6
94	4
95	5
96	2
97	5
98	5
99	6
100	5
101	9
102	5
103	7
104	4

n	a(n)
0	0
1	1
2	1
3	2
4	1
5	3
6	2
7	3
8	1
9	3
10	3
11	5
12	2
13	4
14	3
15	4
16	1
17	3
18	3
19	5
20	3
21	6
22	5
23	3
24	2
25	5
26	4
27	6
28	3
29	5
30	4
31	5
32	1
33	3
34	3
35	5
36	3
37	6
38	5
39	7
40	3
41	5
42	6
43	7
44	5
45	8
46	3
47	4
48	2
49	5
50	5
51	5
52	4
53	8
54	6
55	7
56	3
57	6
58	5
59	7
60	4
61	6
62	5
63	6
64	1
65	3
66	3
67	5
68	3
69	6
70	5
71	7
72	3
73	6
74	6
75	9
76	5
77	7
78	7
79	5
80	3
81	6
82	5
83	8
84	6
85	7
86	7
87	7
88	5
89	9
90	8
91	5
92	3
93	6
94	4
95	5
96	2
97	5
98	5
99	6
100	5
101	9
102	5
103	7
104	4