A245814 - cp's OEIS frontend

A245814 Permutation of natural numbers induced when A091204 is restricted to nonprime numbers: a(n) = 1+A091245(A091204(A018252(n))).

n	a(n)
1	1
2	2
3	4
4	5
5	3
6	9
7	8
8	16
9	6
10	11
11	7
12	21
13	22
14	39
15	18
16	15
17	29
18	10
19	34
20	13
21	24
22	33
23	76
24	38
25	14
26	48
27	42
28	44
29	46
30	81
31	20
32	19
33	37
34	54
35	32
36	92
37	60
38	23
39	63
40	71
41	25
42	99
43	28
44	233
45	30
46	50
47	98
48	70
49	157
50	17
51	79
52	31
53	89
54	49
55	101
56	191
57	86
58	91
59	12
60	161
61	94
62	171
63	193
64	56
65	167
66	43
67	143
68	41
69	353
70	58
71	75
72	78
73	113
74	102
75	68
76	190
77	125
78	67
79	119
80	47
81	130
82	72
83	146
84	52
85	27

[1, 2, 4, 5, 3, 9, 8, 16, 6, 11, 7, 21, 22, 39, 18, 15, 29, 10, 34, 13, 24, 33, 76, 38, 14, 48, 42, 44, 46, 81, 20, 19, 37, 54, 32, 92, 60, 23, 63, 71, 25, 99, 28, 233, 30, 50, 98, 70, 157, 17, 79, 31, 89, 49, 101, 191, 86, 91, 12, 161, 94, 171, 193, 56, 167, 43, 143, 41, 353, 58, 75, 78, 113, 102, 68, 190, 125, 67, 119, 47, 130, 72, 146, 52, 27]

cp's OEIS Frontend

A245814 Permutation of natural numbers induced when A091204 is restricted to nonprime numbers: a(n) = 1+A091245(A091204(A018252(n))).

Table of values

List of values

n	a(n)
1	1
2	2
3	4
4	5
5	3
6	9
7	8
8	16
9	6
10	11
11	7
12	21
13	22
14	39
15	18
16	15
17	29
18	10
19	34
20	13
21	24
22	33
23	76
24	38
25	14
26	48
27	42
28	44
29	46
30	81
31	20
32	19
33	37
34	54
35	32
36	92
37	60
38	23
39	63
40	71
41	25
42	99
43	28
44	233
45	30
46	50
47	98
48	70
49	157
50	17
51	79
52	31
53	89
54	49
55	101
56	191
57	86
58	91
59	12
60	161
61	94
62	171
63	193
64	56
65	167
66	43
67	143
68	41
69	353
70	58
71	75
72	78
73	113
74	102
75	68
76	190
77	125
78	67
79	119
80	47
81	130
82	72
83	146
84	52
85	27

n	a(n)
1	1
2	2
3	4
4	5
5	3
6	9
7	8
8	16
9	6
10	11
11	7
12	21
13	22
14	39
15	18
16	15
17	29
18	10
19	34
20	13
21	24
22	33
23	76
24	38
25	14
26	48
27	42
28	44
29	46
30	81
31	20
32	19
33	37
34	54
35	32
36	92
37	60
38	23
39	63
40	71
41	25
42	99
43	28
44	233
45	30
46	50
47	98
48	70
49	157
50	17
51	79
52	31
53	89
54	49
55	101
56	191
57	86
58	91
59	12
60	161
61	94
62	171
63	193
64	56
65	167
66	43
67	143
68	41
69	353
70	58
71	75
72	78
73	113
74	102
75	68
76	190
77	125
78	67
79	119
80	47
81	130
82	72
83	146
84	52
85	27

n	a(n)
1	1
2	2
3	4
4	5
5	3
6	9
7	8
8	16
9	6
10	11
11	7
12	21
13	22
14	39
15	18
16	15
17	29
18	10
19	34
20	13
21	24
22	33
23	76
24	38
25	14
26	48
27	42
28	44
29	46
30	81
31	20
32	19
33	37
34	54
35	32
36	92
37	60
38	23
39	63
40	71
41	25
42	99
43	28
44	233
45	30
46	50
47	98
48	70
49	157
50	17
51	79
52	31
53	89
54	49
55	101
56	191
57	86
58	91
59	12
60	161
61	94
62	171
63	193
64	56
65	167
66	43
67	143
68	41
69	353
70	58
71	75
72	78
73	113
74	102
75	68
76	190
77	125
78	67
79	119
80	47
81	130
82	72
83	146
84	52
85	27