A305976 - cp's OEIS frontend

A305976 Filter sequence for a(prime^k) = constant sequences.

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

[1, 2, 2, 2, 2, 3, 2, 2, 2, 4, 2, 5, 2, 6, 7, 2, 2, 8, 2, 9, 10, 11, 2, 12, 2, 13, 2, 14, 2, 15, 2, 2, 16, 17, 18, 19, 2, 20, 21, 22, 2, 23, 2, 24, 25, 26, 2, 27, 2, 28, 29, 30, 2, 31, 32, 33, 34, 35, 2, 36, 2, 37, 38, 2, 39, 40, 2, 41, 42, 43, 2, 44, 2, 45, 46, 47, 48, 49, 2, 50, 2, 51, 2, 52, 53, 54, 55, 56, 2, 57, 58, 59, 60, 61, 62, 63, 2, 64, 65, 66, 2]

cp's OEIS Frontend

A305976 Filter sequence for a(prime^k) = constant sequences.

Table of values

List of values

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

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

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