A113496 - cp's OEIS frontend

A113496 a(n) = smallest composite integer > c(n) and coprime to c(n), where c(n) is the n-th composite integer.

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

[9, 25, 9, 10, 21, 25, 15, 16, 21, 25, 21, 22, 25, 25, 26, 27, 28, 33, 49, 33, 34, 35, 36, 49, 39, 40, 49, 55, 45, 46, 49, 49, 50, 51, 52, 55, 55, 56, 57, 58, 63, 77, 63, 64, 65, 66, 85, 69, 70, 81, 77, 75, 76, 77, 78, 85, 81, 82, 85, 85, 86, 87, 88, 91, 91, 92, 93, 94, 95, 96]

cp's OEIS Frontend

A113496 a(n) = smallest composite integer > c(n) and coprime to c(n), where c(n) is the n-th composite integer.

Table of values

List of values

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

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

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