A083716 - cp's OEIS frontend

A083716 a(n) = integer part of (greatest prime <= n)/(greatest prime factor of n); a(1) = 1.

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

[1, 1, 1, 1, 1, 1, 1, 3, 2, 1, 1, 3, 1, 1, 2, 6, 1, 5, 1, 3, 2, 1, 1, 7, 4, 1, 7, 3, 1, 5, 1, 15, 2, 1, 4, 10, 1, 1, 2, 7, 1, 5, 1, 3, 8, 1, 1, 15, 6, 9, 2, 3, 1, 17, 4, 7, 2, 1, 1, 11, 1, 1, 8, 30, 4, 5, 1, 3, 2, 9, 1, 23, 1, 1, 14, 3, 6, 5, 1, 15, 26, 1, 1, 11, 4, 1, 2, 7, 1, 17, 6, 3, 2, 1, 4, 29, 1, 13, 8]

cp's OEIS Frontend

A083716 a(n) = integer part of (greatest prime <= n)/(greatest prime factor of n); a(1) = 1.

Table of values

List of values

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

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

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