A137328 - cp's OEIS frontend

A137328 a(n) = prime(n) - primorial(k), where k is the greatest number for which primorial(k) <= prime(n).

n	a(n)
1	0
2	1
3	3
4	1
5	5
6	7
7	11
8	13
9	17
10	23
11	1
12	7
13	11
14	13
15	17
16	23
17	29
18	31
19	37
20	41
21	43
22	49
23	53
24	59
25	67
26	71
27	73
28	77
29	79
30	83
31	97
32	101
33	107
34	109
35	119
36	121
37	127
38	133
39	137
40	143
41	149
42	151
43	161
44	163
45	167
46	169
47	1
48	13
49	17
50	19
51	23
52	29
53	31
54	41
55	47
56	53
57	59
58	61
59	67
60	71
61	73
62	83
63	97
64	101
65	103
66	107
67	121

[0, 1, 3, 1, 5, 7, 11, 13, 17, 23, 1, 7, 11, 13, 17, 23, 29, 31, 37, 41, 43, 49, 53, 59, 67, 71, 73, 77, 79, 83, 97, 101, 107, 109, 119, 121, 127, 133, 137, 143, 149, 151, 161, 163, 167, 169, 1, 13, 17, 19, 23, 29, 31, 41, 47, 53, 59, 61, 67, 71, 73, 83, 97, 101, 103, 107, 121]

cp's OEIS Frontend

A137328 a(n) = prime(n) - primorial(k), where k is the greatest number for which primorial(k) <= prime(n).

Table of values

List of values

n	a(n)
1	0
2	1
3	3
4	1
5	5
6	7
7	11
8	13
9	17
10	23
11	1
12	7
13	11
14	13
15	17
16	23
17	29
18	31
19	37
20	41
21	43
22	49
23	53
24	59
25	67
26	71
27	73
28	77
29	79
30	83
31	97
32	101
33	107
34	109
35	119
36	121
37	127
38	133
39	137
40	143
41	149
42	151
43	161
44	163
45	167
46	169
47	1
48	13
49	17
50	19
51	23
52	29
53	31
54	41
55	47
56	53
57	59
58	61
59	67
60	71
61	73
62	83
63	97
64	101
65	103
66	107
67	121

n	a(n)
1	0
2	1
3	3
4	1
5	5
6	7
7	11
8	13
9	17
10	23
11	1
12	7
13	11
14	13
15	17
16	23
17	29
18	31
19	37
20	41
21	43
22	49
23	53
24	59
25	67
26	71
27	73
28	77
29	79
30	83
31	97
32	101
33	107
34	109
35	119
36	121
37	127
38	133
39	137
40	143
41	149
42	151
43	161
44	163
45	167
46	169
47	1
48	13
49	17
50	19
51	23
52	29
53	31
54	41
55	47
56	53
57	59
58	61
59	67
60	71
61	73
62	83
63	97
64	101
65	103
66	107
67	121

n	a(n)
1	0
2	1
3	3
4	1
5	5
6	7
7	11
8	13
9	17
10	23
11	1
12	7
13	11
14	13
15	17
16	23
17	29
18	31
19	37
20	41
21	43
22	49
23	53
24	59
25	67
26	71
27	73
28	77
29	79
30	83
31	97
32	101
33	107
34	109
35	119
36	121
37	127
38	133
39	137
40	143
41	149
42	151
43	161
44	163
45	167
46	169
47	1
48	13
49	17
50	19
51	23
52	29
53	31
54	41
55	47
56	53
57	59
58	61
59	67
60	71
61	73
62	83
63	97
64	101
65	103
66	107
67	121