A379698 - cp's OEIS frontend

A379698 Exponent of highest power of 2 that divides the n-th practical number A005153(n).

n	a(n)
1	0
2	1
3	2
4	1
5	3
6	2
7	4
8	1
9	2
10	3
11	2
12	1
13	5
14	2
15	3
16	1
17	4
18	1
19	3
20	2
21	6
22	1
23	3
24	1
25	4
26	2
27	3
28	1
29	5
30	2
31	3
32	2
33	4
34	3
35	1
36	7
37	2
38	2
39	4
40	1
41	2
42	5
43	1
44	3
45	4
46	2
47	6
48	2
49	1
50	3
51	2
52	4
53	1
54	3
55	2
56	5
57	2
58	1
59	4
60	2
61	8
62	2
63	3
64	1
65	4
66	2
67	3
68	5
69	1
70	2
71	4
72	1
73	2
74	3
75	6
76	2
77	1
78	4
79	2
80	1
81	2
82	5
83	3
84	2
85	4
86	1
87	2
88	7
89	1
90	3
91	2
92	4
93	3
94	1
95	5
96	2
97	4
98	3
99	6
100	1
101	3
102	2
103	1
104	4
105	2
106	2
107	5
108	1
109	4
110	2
111	3
112	1
113	9
114	3
115	1
116	4
117	2
118	2
119	5
120	1

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

cp's OEIS Frontend

A379698 Exponent of highest power of 2 that divides the n-th practical number A005153(n).

Table of values

List of values

n	a(n)
1	0
2	1
3	2
4	1
5	3
6	2
7	4
8	1
9	2
10	3
11	2
12	1
13	5
14	2
15	3
16	1
17	4
18	1
19	3
20	2
21	6
22	1
23	3
24	1
25	4
26	2
27	3
28	1
29	5
30	2
31	3
32	2
33	4
34	3
35	1
36	7
37	2
38	2
39	4
40	1
41	2
42	5
43	1
44	3
45	4
46	2
47	6
48	2
49	1
50	3
51	2
52	4
53	1
54	3
55	2
56	5
57	2
58	1
59	4
60	2
61	8
62	2
63	3
64	1
65	4
66	2
67	3
68	5
69	1
70	2
71	4
72	1
73	2
74	3
75	6
76	2
77	1
78	4
79	2
80	1
81	2
82	5
83	3
84	2
85	4
86	1
87	2
88	7
89	1
90	3
91	2
92	4
93	3
94	1
95	5
96	2
97	4
98	3
99	6
100	1
101	3
102	2
103	1
104	4
105	2
106	2
107	5
108	1
109	4
110	2
111	3
112	1
113	9
114	3
115	1
116	4
117	2
118	2
119	5
120	1

n	a(n)
1	0
2	1
3	2
4	1
5	3
6	2
7	4
8	1
9	2
10	3
11	2
12	1
13	5
14	2
15	3
16	1
17	4
18	1
19	3
20	2
21	6
22	1
23	3
24	1
25	4
26	2
27	3
28	1
29	5
30	2
31	3
32	2
33	4
34	3
35	1
36	7
37	2
38	2
39	4
40	1
41	2
42	5
43	1
44	3
45	4
46	2
47	6
48	2
49	1
50	3
51	2
52	4
53	1
54	3
55	2
56	5
57	2
58	1
59	4
60	2
61	8
62	2
63	3
64	1
65	4
66	2
67	3
68	5
69	1
70	2
71	4
72	1
73	2
74	3
75	6
76	2
77	1
78	4
79	2
80	1
81	2
82	5
83	3
84	2
85	4
86	1
87	2
88	7
89	1
90	3
91	2
92	4
93	3
94	1
95	5
96	2
97	4
98	3
99	6
100	1
101	3
102	2
103	1
104	4
105	2
106	2
107	5
108	1
109	4
110	2
111	3
112	1
113	9
114	3
115	1
116	4
117	2
118	2
119	5
120	1

n	a(n)
1	0
2	1
3	2
4	1
5	3
6	2
7	4
8	1
9	2
10	3
11	2
12	1
13	5
14	2
15	3
16	1
17	4
18	1
19	3
20	2
21	6
22	1
23	3
24	1
25	4
26	2
27	3
28	1
29	5
30	2
31	3
32	2
33	4
34	3
35	1
36	7
37	2
38	2
39	4
40	1
41	2
42	5
43	1
44	3
45	4
46	2
47	6
48	2
49	1
50	3
51	2
52	4
53	1
54	3
55	2
56	5
57	2
58	1
59	4
60	2
61	8
62	2
63	3
64	1
65	4
66	2
67	3
68	5
69	1
70	2
71	4
72	1
73	2
74	3
75	6
76	2
77	1
78	4
79	2
80	1
81	2
82	5
83	3
84	2
85	4
86	1
87	2
88	7
89	1
90	3
91	2
92	4
93	3
94	1
95	5
96	2
97	4
98	3
99	6
100	1
101	3
102	2
103	1
104	4
105	2
106	2
107	5
108	1
109	4
110	2
111	3
112	1
113	9
114	3
115	1
116	4
117	2
118	2
119	5
120	1