A305294 - cp's OEIS frontend

A305294 Prime shift towards smaller primes, conjugated by the EKG-permutation: a(n) = A064664(A064989(A064413(n))).

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

[1, 1, 1, 2, 2, 3, 2, 1, 5, 5, 4, 3, 10, 10, 9, 2, 1, 5, 14, 14, 13, 8, 4, 6, 11, 10, 20, 20, 19, 3, 1, 28, 28, 27, 9, 33, 33, 32, 7, 5, 14, 37, 37, 36, 2, 6, 20, 8, 10, 24, 18, 4, 15, 21, 11, 43, 43, 42, 13, 57, 57, 56, 3, 1, 28, 61, 61, 60, 12, 19, 33, 5, 67, 67, 66, 17, 9, 25, 14, 74, 74, 73, 7, 29, 34, 6, 37, 81, 81, 80, 2]

cp's OEIS Frontend

A305294 Prime shift towards smaller primes, conjugated by the EKG-permutation: a(n) = A064664(A064989(A064413(n))).

Table of values

List of values

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

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

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