A305789 - cp's OEIS frontend

A305789 Filter-sequence combining prime signature of n (A046523) and similar signature for GF(2)[X]-factorization (A278233).

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

[1, 2, 2, 3, 4, 5, 2, 6, 7, 8, 2, 9, 2, 5, 10, 11, 12, 13, 2, 14, 15, 5, 16, 17, 18, 5, 19, 9, 16, 20, 2, 21, 5, 22, 5, 23, 2, 5, 8, 24, 2, 25, 16, 9, 26, 27, 2, 28, 7, 29, 30, 9, 16, 31, 32, 17, 8, 27, 2, 33, 2, 5, 9, 34, 35, 36, 2, 37, 15, 36, 16, 38, 2, 5, 26, 9, 5, 39, 16, 40, 41, 5, 42, 43, 44, 27, 32, 17, 16, 45, 32, 46, 5, 5, 8, 47, 2, 13, 9, 48, 42]

cp's OEIS Frontend

A305789 Filter-sequence combining prime signature of n (A046523) and similar signature for GF(2)[X]-factorization (A278233).

Table of values

List of values

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

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

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