A355821 - cp's OEIS frontend

A355821 Numbers k for which A003961(k) and A276086(k) are relatively prime, where A003961 is fully multiplicative with a(p) = nextprime(p), and A276086 is primorial base exp-function.

n	a(n)
1	1
2	3
3	5
4	7
5	11
6	13
7	17
8	19
9	23
10	25
11	29
12	31
13	33
14	37
15	41
16	43
17	47
18	49
19	53
20	59
21	61
22	63
23	67
24	71
25	73
26	77
27	79
28	83
29	89
30	91
31	93
32	97
33	101
34	103
35	107
36	109
37	113
38	119
39	121
40	123
41	127
42	131
43	133
44	137
45	139
46	143
47	149
48	151
49	153
50	157
51	161
52	163
53	167
54	169
55	173
56	179
57	181
58	183
59	187
60	191
61	193
62	197
63	199
64	203
65	209
66	211
67	213
68	215
69	221
70	223
71	227

[1, 3, 5, 7, 11, 13, 17, 19, 23, 25, 29, 31, 33, 37, 41, 43, 47, 49, 53, 59, 61, 63, 67, 71, 73, 77, 79, 83, 89, 91, 93, 97, 101, 103, 107, 109, 113, 119, 121, 123, 127, 131, 133, 137, 139, 143, 149, 151, 153, 157, 161, 163, 167, 169, 173, 179, 181, 183, 187, 191, 193, 197, 199, 203, 209, 211, 213, 215, 221, 223, 227]

cp's OEIS Frontend

A355821 Numbers k for which A003961(k) and A276086(k) are relatively prime, where A003961 is fully multiplicative with a(p) = nextprime(p), and A276086 is primorial base exp-function.

Table of values

List of values

n	a(n)
1	1
2	3
3	5
4	7
5	11
6	13
7	17
8	19
9	23
10	25
11	29
12	31
13	33
14	37
15	41
16	43
17	47
18	49
19	53
20	59
21	61
22	63
23	67
24	71
25	73
26	77
27	79
28	83
29	89
30	91
31	93
32	97
33	101
34	103
35	107
36	109
37	113
38	119
39	121
40	123
41	127
42	131
43	133
44	137
45	139
46	143
47	149
48	151
49	153
50	157
51	161
52	163
53	167
54	169
55	173
56	179
57	181
58	183
59	187
60	191
61	193
62	197
63	199
64	203
65	209
66	211
67	213
68	215
69	221
70	223
71	227

n	a(n)
1	1
2	3
3	5
4	7
5	11
6	13
7	17
8	19
9	23
10	25
11	29
12	31
13	33
14	37
15	41
16	43
17	47
18	49
19	53
20	59
21	61
22	63
23	67
24	71
25	73
26	77
27	79
28	83
29	89
30	91
31	93
32	97
33	101
34	103
35	107
36	109
37	113
38	119
39	121
40	123
41	127
42	131
43	133
44	137
45	139
46	143
47	149
48	151
49	153
50	157
51	161
52	163
53	167
54	169
55	173
56	179
57	181
58	183
59	187
60	191
61	193
62	197
63	199
64	203
65	209
66	211
67	213
68	215
69	221
70	223
71	227

n	a(n)
1	1
2	3
3	5
4	7
5	11
6	13
7	17
8	19
9	23
10	25
11	29
12	31
13	33
14	37
15	41
16	43
17	47
18	49
19	53
20	59
21	61
22	63
23	67
24	71
25	73
26	77
27	79
28	83
29	89
30	91
31	93
32	97
33	101
34	103
35	107
36	109
37	113
38	119
39	121
40	123
41	127
42	131
43	133
44	137
45	139
46	143
47	149
48	151
49	153
50	157
51	161
52	163
53	167
54	169
55	173
56	179
57	181
58	183
59	187
60	191
61	193
62	197
63	199
64	203
65	209
66	211
67	213
68	215
69	221
70	223
71	227