A329900 - cp's OEIS frontend

A329900 Primorial deflation of n: starting from x = n, repeatedly divide x by the largest primorial A002110(k) that divides it, until x is an odd number. Then a(n) = Product prime(k_i), for primorial indices k_1 >= k_2 >= ..., encountered in the process.

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

[1, 2, 1, 4, 1, 3, 1, 8, 1, 2, 1, 6, 1, 2, 1, 16, 1, 3, 1, 4, 1, 2, 1, 12, 1, 2, 1, 4, 1, 5, 1, 32, 1, 2, 1, 9, 1, 2, 1, 8, 1, 3, 1, 4, 1, 2, 1, 24, 1, 2, 1, 4, 1, 3, 1, 8, 1, 2, 1, 10, 1, 2, 1, 64, 1, 3, 1, 4, 1, 2, 1, 18, 1, 2, 1, 4, 1, 3, 1, 16, 1, 2, 1, 6, 1, 2, 1, 8, 1, 5, 1, 4, 1, 2, 1, 48, 1, 2, 1, 4, 1, 3, 1, 8, 1]

cp's OEIS Frontend

A329900 Primorial deflation of n: starting from x = n, repeatedly divide x by the largest primorial A002110(k) that divides it, until x is an odd number. Then a(n) = Product prime(k_i), for primorial indices k_1 >= k_2 >= ..., encountered in the process.

Table of values

List of values

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

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

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