A245819 - cp's OEIS frontend

A245819 Permutation of natural numbers induced when A245703 is restricted to nonprime numbers: a(n) = 1+A091245(A245703(A018252(n))).

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	8
7	6
8	12
9	7
10	9
11	13
12	26
13	10
14	14
15	18
16	11
17	15
18	48
19	19
20	20
21	35
22	16
23	21
24	32
25	25
26	17
27	22
28	63
29	27
30	56
31	28
32	138
33	46
34	23
35	29
36	43
37	34
38	38
39	24
40	30
41	80
42	60
43	36
44	88
45	72
46	37
47	167
48	42
49	59
50	31
51	39
52	55
53	45
54	62
55	50
56	33
57	40
58	100
59	77
60	320
61	47
62	92
63	109
64	90
65	49
66	201
67	54
68	98
69	76
70	41
71	51

[1, 2, 3, 4, 5, 8, 6, 12, 7, 9, 13, 26, 10, 14, 18, 11, 15, 48, 19, 20, 35, 16, 21, 32, 25, 17, 22, 63, 27, 56, 28, 138, 46, 23, 29, 43, 34, 38, 24, 30, 80, 60, 36, 88, 72, 37, 167, 42, 59, 31, 39, 55, 45, 62, 50, 33, 40, 100, 77, 320, 47, 92, 109, 90, 49, 201, 54, 98, 76, 41, 51]

cp's OEIS Frontend

A245819 Permutation of natural numbers induced when A245703 is restricted to nonprime numbers: a(n) = 1+A091245(A245703(A018252(n))).

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	8
7	6
8	12
9	7
10	9
11	13
12	26
13	10
14	14
15	18
16	11
17	15
18	48
19	19
20	20
21	35
22	16
23	21
24	32
25	25
26	17
27	22
28	63
29	27
30	56
31	28
32	138
33	46
34	23
35	29
36	43
37	34
38	38
39	24
40	30
41	80
42	60
43	36
44	88
45	72
46	37
47	167
48	42
49	59
50	31
51	39
52	55
53	45
54	62
55	50
56	33
57	40
58	100
59	77
60	320
61	47
62	92
63	109
64	90
65	49
66	201
67	54
68	98
69	76
70	41
71	51

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	8
7	6
8	12
9	7
10	9
11	13
12	26
13	10
14	14
15	18
16	11
17	15
18	48
19	19
20	20
21	35
22	16
23	21
24	32
25	25
26	17
27	22
28	63
29	27
30	56
31	28
32	138
33	46
34	23
35	29
36	43
37	34
38	38
39	24
40	30
41	80
42	60
43	36
44	88
45	72
46	37
47	167
48	42
49	59
50	31
51	39
52	55
53	45
54	62
55	50
56	33
57	40
58	100
59	77
60	320
61	47
62	92
63	109
64	90
65	49
66	201
67	54
68	98
69	76
70	41
71	51

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	8
7	6
8	12
9	7
10	9
11	13
12	26
13	10
14	14
15	18
16	11
17	15
18	48
19	19
20	20
21	35
22	16
23	21
24	32
25	25
26	17
27	22
28	63
29	27
30	56
31	28
32	138
33	46
34	23
35	29
36	43
37	34
38	38
39	24
40	30
41	80
42	60
43	36
44	88
45	72
46	37
47	167
48	42
49	59
50	31
51	39
52	55
53	45
54	62
55	50
56	33
57	40
58	100
59	77
60	320
61	47
62	92
63	109
64	90
65	49
66	201
67	54
68	98
69	76
70	41
71	51