A129146 - cp's OEIS frontend

A129146 a(n) = n-th odd prime minus n-th odd composite number.

n	a(n)
1	-6
2	-10
3	-14
4	-14
5	-14
6	-16
7	-16
8	-16
9	-16
10	-18
11	-14
12	-14
13	-14
14	-16
15	-12
16	-10
17	-14
18	-10
19	-10
20	-12
21	-8
22	-8
23	-4
24	2
25	2
26	-2
27	-4
28	-6
29	-4
30	8
31	10
32	14
33	14
34	20
35	18
36	22
37	22
38	24
39	28
40	32
41	28
42	36
43	34
44	36
45	34
46	42
47	52
48	52
49	52
50	50
51	54
52	54
53	62
54	62
55	62
56	66
57	66
58	70
59	72
60	70
61	78
62	90
63	92
64	92
65	92
66	100
67	102
68	110
69	106
70	108
71	112
72	118
73	120
74	124
75	124
76	128

[-6, -10, -14, -14, -14, -16, -16, -16, -16, -18, -14, -14, -14, -16, -12, -10, -14, -10, -10, -12, -8, -8, -4, 2, 2, -2, -4, -6, -4, 8, 10, 14, 14, 20, 18, 22, 22, 24, 28, 32, 28, 36, 34, 36, 34, 42, 52, 52, 52, 50, 54, 54, 62, 62, 62, 66, 66, 70, 72, 70, 78, 90, 92, 92, 92, 100, 102, 110, 106, 108, 112, 118, 120, 124, 124, 128]

cp's OEIS Frontend

A129146 a(n) = n-th odd prime minus n-th odd composite number.

Table of values

List of values

n	a(n)
1	-6
2	-10
3	-14
4	-14
5	-14
6	-16
7	-16
8	-16
9	-16
10	-18
11	-14
12	-14
13	-14
14	-16
15	-12
16	-10
17	-14
18	-10
19	-10
20	-12
21	-8
22	-8
23	-4
24	2
25	2
26	-2
27	-4
28	-6
29	-4
30	8
31	10
32	14
33	14
34	20
35	18
36	22
37	22
38	24
39	28
40	32
41	28
42	36
43	34
44	36
45	34
46	42
47	52
48	52
49	52
50	50
51	54
52	54
53	62
54	62
55	62
56	66
57	66
58	70
59	72
60	70
61	78
62	90
63	92
64	92
65	92
66	100
67	102
68	110
69	106
70	108
71	112
72	118
73	120
74	124
75	124
76	128

n	a(n)
1	-6
2	-10
3	-14
4	-14
5	-14
6	-16
7	-16
8	-16
9	-16
10	-18
11	-14
12	-14
13	-14
14	-16
15	-12
16	-10
17	-14
18	-10
19	-10
20	-12
21	-8
22	-8
23	-4
24	2
25	2
26	-2
27	-4
28	-6
29	-4
30	8
31	10
32	14
33	14
34	20
35	18
36	22
37	22
38	24
39	28
40	32
41	28
42	36
43	34
44	36
45	34
46	42
47	52
48	52
49	52
50	50
51	54
52	54
53	62
54	62
55	62
56	66
57	66
58	70
59	72
60	70
61	78
62	90
63	92
64	92
65	92
66	100
67	102
68	110
69	106
70	108
71	112
72	118
73	120
74	124
75	124
76	128

n	a(n)
1	-6
2	-10
3	-14
4	-14
5	-14
6	-16
7	-16
8	-16
9	-16
10	-18
11	-14
12	-14
13	-14
14	-16
15	-12
16	-10
17	-14
18	-10
19	-10
20	-12
21	-8
22	-8
23	-4
24	2
25	2
26	-2
27	-4
28	-6
29	-4
30	8
31	10
32	14
33	14
34	20
35	18
36	22
37	22
38	24
39	28
40	32
41	28
42	36
43	34
44	36
45	34
46	42
47	52
48	52
49	52
50	50
51	54
52	54
53	62
54	62
55	62
56	66
57	66
58	70
59	72
60	70
61	78
62	90
63	92
64	92
65	92
66	100
67	102
68	110
69	106
70	108
71	112
72	118
73	120
74	124
75	124
76	128