A078565 - cp's OEIS frontend

A078565 Number of zeros in the binary expansion of n!.

n	a(n)
0	0
1	0
2	1
3	1
4	3
5	3
6	6
7	7
8	10
9	13
10	11
11	19
12	17
13	21
14	25
15	23
16	27
17	27
18	30
19	40
20	40
21	41
22	42
23	44
24	51
25	54
26	54
27	56
28	56
29	63
30	60
31	71
32	76
33	77
34	77
35	77
36	88
37	86
38	90
39	90
40	97
41	99
42	106
43	105
44	107
45	117
46	115
47	117
48	114
49	122
50	126
51	130
52	138
53	138
54	151
55	144
56	146
57	157
58	160
59	158
60	160
61	176

[0, 0, 1, 1, 3, 3, 6, 7, 10, 13, 11, 19, 17, 21, 25, 23, 27, 27, 30, 40, 40, 41, 42, 44, 51, 54, 54, 56, 56, 63, 60, 71, 76, 77, 77, 77, 88, 86, 90, 90, 97, 99, 106, 105, 107, 117, 115, 117, 114, 122, 126, 130, 138, 138, 151, 144, 146, 157, 160, 158, 160, 176]

cp's OEIS Frontend

A078565 Number of zeros in the binary expansion of n!.

Table of values

List of values

n	a(n)
0	0
1	0
2	1
3	1
4	3
5	3
6	6
7	7
8	10
9	13
10	11
11	19
12	17
13	21
14	25
15	23
16	27
17	27
18	30
19	40
20	40
21	41
22	42
23	44
24	51
25	54
26	54
27	56
28	56
29	63
30	60
31	71
32	76
33	77
34	77
35	77
36	88
37	86
38	90
39	90
40	97
41	99
42	106
43	105
44	107
45	117
46	115
47	117
48	114
49	122
50	126
51	130
52	138
53	138
54	151
55	144
56	146
57	157
58	160
59	158
60	160
61	176

n	a(n)
0	0
1	0
2	1
3	1
4	3
5	3
6	6
7	7
8	10
9	13
10	11
11	19
12	17
13	21
14	25
15	23
16	27
17	27
18	30
19	40
20	40
21	41
22	42
23	44
24	51
25	54
26	54
27	56
28	56
29	63
30	60
31	71
32	76
33	77
34	77
35	77
36	88
37	86
38	90
39	90
40	97
41	99
42	106
43	105
44	107
45	117
46	115
47	117
48	114
49	122
50	126
51	130
52	138
53	138
54	151
55	144
56	146
57	157
58	160
59	158
60	160
61	176

n	a(n)
0	0
1	0
2	1
3	1
4	3
5	3
6	6
7	7
8	10
9	13
10	11
11	19
12	17
13	21
14	25
15	23
16	27
17	27
18	30
19	40
20	40
21	41
22	42
23	44
24	51
25	54
26	54
27	56
28	56
29	63
30	60
31	71
32	76
33	77
34	77
35	77
36	88
37	86
38	90
39	90
40	97
41	99
42	106
43	105
44	107
45	117
46	115
47	117
48	114
49	122
50	126
51	130
52	138
53	138
54	151
55	144
56	146
57	157
58	160
59	158
60	160
61	176