A079684 - cp's OEIS frontend

A079684 Number of 3's in n!.

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

[0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 2, 0, 1, 2, 1, 1, 0, 0, 1, 5, 3, 2, 1, 3, 3, 2, 1, 7, 2, 3, 7, 4, 5, 1, 5, 3, 5, 3, 9, 3, 5, 1, 5, 7, 6, 6, 6, 4, 9, 8, 5, 3, 4, 5, 8, 8, 4, 8, 5, 9, 7, 7, 6, 9, 10, 5, 7, 8, 6, 10, 7, 11, 7, 9, 10, 8, 8, 15, 10, 13, 8, 10, 13, 8, 12, 10, 6, 18, 12, 12, 15, 9, 12]

cp's OEIS Frontend

A079684 Number of 3's in n!.

Table of values

List of values

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

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

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