A090001 - cp's OEIS frontend

A090001 Length of longest contiguous block of 1's in binary expansion of n^2.

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

[0, 1, 1, 1, 1, 2, 1, 2, 1, 1, 2, 4, 1, 1, 2, 3, 1, 1, 1, 2, 2, 3, 4, 1, 1, 3, 1, 2, 2, 2, 3, 4, 1, 1, 1, 2, 1, 2, 2, 5, 2, 2, 3, 3, 4, 6, 1, 1, 1, 2, 3, 1, 1, 5, 2, 4, 2, 2, 2, 2, 3, 3, 4, 5, 1, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 6, 2, 3, 5, 2, 2, 2, 2, 3, 3, 3, 3, 3, 4, 4, 6, 2, 1, 3, 1, 2, 1, 2, 2, 2, 3, 5]

cp's OEIS Frontend

A090001 Length of longest contiguous block of 1's in binary expansion of n^2.

Table of values

List of values

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

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

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