A328580 - cp's OEIS frontend

A328580 a(n) is the largest primorial dividing A276086(n), where A276086 converts the primorial base expansion of n into its prime product form.

n	a(n)
0	1
1	2
2	1
3	6
4	1
5	6
6	1
7	2
8	1
9	30
10	1
11	30
12	1
13	2
14	1
15	30
16	1
17	30
18	1
19	2
20	1
21	30
22	1
23	30
24	1
25	2
26	1
27	30
28	1
29	30
30	1
31	2
32	1
33	6
34	1
35	6
36	1
37	2
38	1
39	210
40	1
41	210
42	1
43	2
44	1
45	210
46	1
47	210
48	1
49	2
50	1
51	210
52	1
53	210
54	1
55	2
56	1
57	210
58	1
59	210
60	1
61	2
62	1
63	6
64	1
65	6
66	1
67	2
68	1
69	210
70	1
71	210
72	1
73	2
74	1
75	210
76	1
77	210
78	1
79	2
80	1
81	210
82	1
83	210
84	1
85	2
86	1
87	210
88	1
89	210

[1, 2, 1, 6, 1, 6, 1, 2, 1, 30, 1, 30, 1, 2, 1, 30, 1, 30, 1, 2, 1, 30, 1, 30, 1, 2, 1, 30, 1, 30, 1, 2, 1, 6, 1, 6, 1, 2, 1, 210, 1, 210, 1, 2, 1, 210, 1, 210, 1, 2, 1, 210, 1, 210, 1, 2, 1, 210, 1, 210, 1, 2, 1, 6, 1, 6, 1, 2, 1, 210, 1, 210, 1, 2, 1, 210, 1, 210, 1, 2, 1, 210, 1, 210, 1, 2, 1, 210, 1, 210]

cp's OEIS Frontend

A328580 a(n) is the largest primorial dividing A276086(n), where A276086 converts the primorial base expansion of n into its prime product form.

Table of values

List of values

n	a(n)
0	1
1	2
2	1
3	6
4	1
5	6
6	1
7	2
8	1
9	30
10	1
11	30
12	1
13	2
14	1
15	30
16	1
17	30
18	1
19	2
20	1
21	30
22	1
23	30
24	1
25	2
26	1
27	30
28	1
29	30
30	1
31	2
32	1
33	6
34	1
35	6
36	1
37	2
38	1
39	210
40	1
41	210
42	1
43	2
44	1
45	210
46	1
47	210
48	1
49	2
50	1
51	210
52	1
53	210
54	1
55	2
56	1
57	210
58	1
59	210
60	1
61	2
62	1
63	6
64	1
65	6
66	1
67	2
68	1
69	210
70	1
71	210
72	1
73	2
74	1
75	210
76	1
77	210
78	1
79	2
80	1
81	210
82	1
83	210
84	1
85	2
86	1
87	210
88	1
89	210

n	a(n)
0	1
1	2
2	1
3	6
4	1
5	6
6	1
7	2
8	1
9	30
10	1
11	30
12	1
13	2
14	1
15	30
16	1
17	30
18	1
19	2
20	1
21	30
22	1
23	30
24	1
25	2
26	1
27	30
28	1
29	30
30	1
31	2
32	1
33	6
34	1
35	6
36	1
37	2
38	1
39	210
40	1
41	210
42	1
43	2
44	1
45	210
46	1
47	210
48	1
49	2
50	1
51	210
52	1
53	210
54	1
55	2
56	1
57	210
58	1
59	210
60	1
61	2
62	1
63	6
64	1
65	6
66	1
67	2
68	1
69	210
70	1
71	210
72	1
73	2
74	1
75	210
76	1
77	210
78	1
79	2
80	1
81	210
82	1
83	210
84	1
85	2
86	1
87	210
88	1
89	210

n	a(n)
0	1
1	2
2	1
3	6
4	1
5	6
6	1
7	2
8	1
9	30
10	1
11	30
12	1
13	2
14	1
15	30
16	1
17	30
18	1
19	2
20	1
21	30
22	1
23	30
24	1
25	2
26	1
27	30
28	1
29	30
30	1
31	2
32	1
33	6
34	1
35	6
36	1
37	2
38	1
39	210
40	1
41	210
42	1
43	2
44	1
45	210
46	1
47	210
48	1
49	2
50	1
51	210
52	1
53	210
54	1
55	2
56	1
57	210
58	1
59	210
60	1
61	2
62	1
63	6
64	1
65	6
66	1
67	2
68	1
69	210
70	1
71	210
72	1
73	2
74	1
75	210
76	1
77	210
78	1
79	2
80	1
81	210
82	1
83	210
84	1
85	2
86	1
87	210
88	1
89	210