A327813 - cp's OEIS frontend

A327813 Number of irreducible factors in the factorization of the n-th cyclotomic polynomial over GF(4) (counted with multiplicity).

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

[1, 1, 2, 2, 2, 2, 2, 4, 2, 2, 2, 4, 2, 2, 4, 8, 4, 2, 2, 4, 4, 2, 2, 8, 2, 2, 2, 4, 2, 4, 6, 16, 4, 4, 4, 4, 2, 2, 4, 8, 4, 4, 6, 4, 4, 2, 2, 16, 2, 2, 8, 4, 2, 2, 4, 8, 4, 2, 2, 8, 2, 6, 12, 32, 8, 4, 2, 8, 4, 4, 2, 8, 8, 2, 4, 4, 4, 4, 2, 16, 2, 4, 2, 8, 16, 6, 4, 8, 8, 4]

cp's OEIS Frontend

A327813 Number of irreducible factors in the factorization of the n-th cyclotomic polynomial over GF(4) (counted with multiplicity).

Table of values

List of values

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

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

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