A305899 - cp's OEIS frontend

A305899 Filter sequence related to factorization ("prime") signatures of Stern polynomials when factored over Z.

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

[1, 2, 2, 3, 2, 4, 2, 5, 3, 4, 2, 6, 2, 4, 4, 7, 2, 6, 2, 6, 4, 4, 2, 8, 2, 4, 5, 6, 2, 9, 2, 10, 4, 4, 4, 11, 2, 4, 4, 8, 2, 9, 2, 6, 6, 4, 2, 12, 3, 4, 4, 6, 2, 8, 2, 8, 4, 4, 2, 13, 2, 4, 9, 14, 2, 9, 2, 6, 4, 9, 2, 15, 2, 4, 6, 6, 2, 9, 2, 12, 4, 4, 2, 13, 4, 4, 4, 8, 2, 13, 2, 6, 4, 4, 2, 16, 2, 6, 6, 6, 2, 9, 2, 8, 9]

cp's OEIS Frontend

A305899 Filter sequence related to factorization ("prime") signatures of Stern polynomials when factored over Z.

Table of values

List of values

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

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

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