A278525 - cp's OEIS frontend

A278525 Filtering sequence (related to prime factorization): a(n) = A046523(A241916(n)).

n	a(n)
1	1
2	2
3	2
4	4
5	2
6	4
7	2
8	8
9	6
10	4
11	2
12	8
13	2
14	4
15	6
16	16
17	2
18	12
19	2
20	8
21	6
22	4
23	2
24	16
25	6
26	4
27	12
28	8
29	2
30	12
31	2
32	32
33	6
34	4
35	6
36	24
37	2
38	4
39	6
40	16
41	2
42	12
43	2
44	8
45	12
46	4
47	2
48	32
49	6
50	12
51	6
52	8
53	2
54	36
55	6
56	16
57	6
58	4
59	2
60	24
61	2
62	4
63	12
64	64
65	6
66	12
67	2
68	8
69	6
70	12
71	2
72	48
73	2
74	4
75	30
76	8
77	6
78	12
79	2
80	32
81	24
82	4
83	2
84	24
85	6
86	4
87	6
88	16
89	2
90	36
91	6
92	8
93	6
94	4
95	6
96	64
97	2
98	12
99	12
100	24
101	2
102	12
103	2
104	16
105	30
106	4
107	2
108	72
109	2

[1, 2, 2, 4, 2, 4, 2, 8, 6, 4, 2, 8, 2, 4, 6, 16, 2, 12, 2, 8, 6, 4, 2, 16, 6, 4, 12, 8, 2, 12, 2, 32, 6, 4, 6, 24, 2, 4, 6, 16, 2, 12, 2, 8, 12, 4, 2, 32, 6, 12, 6, 8, 2, 36, 6, 16, 6, 4, 2, 24, 2, 4, 12, 64, 6, 12, 2, 8, 6, 12, 2, 48, 2, 4, 30, 8, 6, 12, 2, 32, 24, 4, 2, 24, 6, 4, 6, 16, 2, 36, 6, 8, 6, 4, 6, 64, 2, 12, 12, 24, 2, 12, 2, 16, 30, 4, 2, 72, 2]

cp's OEIS Frontend

A278525 Filtering sequence (related to prime factorization): a(n) = A046523(A241916(n)).

Table of values

List of values

n	a(n)
1	1
2	2
3	2
4	4
5	2
6	4
7	2
8	8
9	6
10	4
11	2
12	8
13	2
14	4
15	6
16	16
17	2
18	12
19	2
20	8
21	6
22	4
23	2
24	16
25	6
26	4
27	12
28	8
29	2
30	12
31	2
32	32
33	6
34	4
35	6
36	24
37	2
38	4
39	6
40	16
41	2
42	12
43	2
44	8
45	12
46	4
47	2
48	32
49	6
50	12
51	6
52	8
53	2
54	36
55	6
56	16
57	6
58	4
59	2
60	24
61	2
62	4
63	12
64	64
65	6
66	12
67	2
68	8
69	6
70	12
71	2
72	48
73	2
74	4
75	30
76	8
77	6
78	12
79	2
80	32
81	24
82	4
83	2
84	24
85	6
86	4
87	6
88	16
89	2
90	36
91	6
92	8
93	6
94	4
95	6
96	64
97	2
98	12
99	12
100	24
101	2
102	12
103	2
104	16
105	30
106	4
107	2
108	72
109	2

n	a(n)
1	1
2	2
3	2
4	4
5	2
6	4
7	2
8	8
9	6
10	4
11	2
12	8
13	2
14	4
15	6
16	16
17	2
18	12
19	2
20	8
21	6
22	4
23	2
24	16
25	6
26	4
27	12
28	8
29	2
30	12
31	2
32	32
33	6
34	4
35	6
36	24
37	2
38	4
39	6
40	16
41	2
42	12
43	2
44	8
45	12
46	4
47	2
48	32
49	6
50	12
51	6
52	8
53	2
54	36
55	6
56	16
57	6
58	4
59	2
60	24
61	2
62	4
63	12
64	64
65	6
66	12
67	2
68	8
69	6
70	12
71	2
72	48
73	2
74	4
75	30
76	8
77	6
78	12
79	2
80	32
81	24
82	4
83	2
84	24
85	6
86	4
87	6
88	16
89	2
90	36
91	6
92	8
93	6
94	4
95	6
96	64
97	2
98	12
99	12
100	24
101	2
102	12
103	2
104	16
105	30
106	4
107	2
108	72
109	2

n	a(n)
1	1
2	2
3	2
4	4
5	2
6	4
7	2
8	8
9	6
10	4
11	2
12	8
13	2
14	4
15	6
16	16
17	2
18	12
19	2
20	8
21	6
22	4
23	2
24	16
25	6
26	4
27	12
28	8
29	2
30	12
31	2
32	32
33	6
34	4
35	6
36	24
37	2
38	4
39	6
40	16
41	2
42	12
43	2
44	8
45	12
46	4
47	2
48	32
49	6
50	12
51	6
52	8
53	2
54	36
55	6
56	16
57	6
58	4
59	2
60	24
61	2
62	4
63	12
64	64
65	6
66	12
67	2
68	8
69	6
70	12
71	2
72	48
73	2
74	4
75	30
76	8
77	6
78	12
79	2
80	32
81	24
82	4
83	2
84	24
85	6
86	4
87	6
88	16
89	2
90	36
91	6
92	8
93	6
94	4
95	6
96	64
97	2
98	12
99	12
100	24
101	2
102	12
103	2
104	16
105	30
106	4
107	2
108	72
109	2