A374328 - cp's OEIS frontend

A374328 The base-2 logarithm of the maximal exponent in the prime factorization of the numbers whose maximal exponent in their prime factorization is a power of 2.

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

[0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 2, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 2, 1, 1, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 2, 2, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 1, 1]

cp's OEIS Frontend

A374328 The base-2 logarithm of the maximal exponent in the prime factorization of the numbers whose maximal exponent in their prime factorization is a power of 2.

Table of values

List of values

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

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

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