A371098 - cp's OEIS frontend

A371098 a(n) = gcd(2n+1, A276086(2n+1)), where A276086 is the primorial base exp-function.

n	a(n)
0	1
1	3
2	1
3	1
4	3
5	1
6	1
7	15
8	1
9	1
10	3
11	1
12	25
13	3
14	1
15	1
16	3
17	7
18	1
19	3
20	1
21	1
22	15
23	1
24	7
25	3
26	1
27	5
28	3
29	1
30	1
31	21
32	1
33	1
34	3
35	1
36	1
37	75
38	7
39	1
40	3
41	1
42	5
43	3
44	1
45	7
46	3
47	1
48	1
49	3
50	1
51	1
52	105
53	1
54	1
55	3
56	1
57	5
58	3
59	7
60	1
61	3
62	1
63	1
64	3
65	1
66	7
67	15
68	1
69	1
70	3
71	1
72	5
73	147
74	1
75	1
76	3
77	1
78	1
79	3
80	7
81	1
82	15
83	1
84	1
85	3
86	1
87	175
88	3
89	1
90	1
91	3
92	1
93	1
94	21
95	1
96	1
97	15
98	1
99	1
100	3

[1, 3, 1, 1, 3, 1, 1, 15, 1, 1, 3, 1, 25, 3, 1, 1, 3, 7, 1, 3, 1, 1, 15, 1, 7, 3, 1, 5, 3, 1, 1, 21, 1, 1, 3, 1, 1, 75, 7, 1, 3, 1, 5, 3, 1, 7, 3, 1, 1, 3, 1, 1, 105, 1, 1, 3, 1, 5, 3, 7, 1, 3, 1, 1, 3, 1, 7, 15, 1, 1, 3, 1, 5, 147, 1, 1, 3, 1, 1, 3, 7, 1, 15, 1, 1, 3, 1, 175, 3, 1, 1, 3, 1, 1, 21, 1, 1, 15, 1, 1, 3]

cp's OEIS Frontend

A371098 a(n) = gcd(2n+1, A276086(2n+1)), where A276086 is the primorial base exp-function.

Table of values

List of values

n	a(n)
0	1
1	3
2	1
3	1
4	3
5	1
6	1
7	15
8	1
9	1
10	3
11	1
12	25
13	3
14	1
15	1
16	3
17	7
18	1
19	3
20	1
21	1
22	15
23	1
24	7
25	3
26	1
27	5
28	3
29	1
30	1
31	21
32	1
33	1
34	3
35	1
36	1
37	75
38	7
39	1
40	3
41	1
42	5
43	3
44	1
45	7
46	3
47	1
48	1
49	3
50	1
51	1
52	105
53	1
54	1
55	3
56	1
57	5
58	3
59	7
60	1
61	3
62	1
63	1
64	3
65	1
66	7
67	15
68	1
69	1
70	3
71	1
72	5
73	147
74	1
75	1
76	3
77	1
78	1
79	3
80	7
81	1
82	15
83	1
84	1
85	3
86	1
87	175
88	3
89	1
90	1
91	3
92	1
93	1
94	21
95	1
96	1
97	15
98	1
99	1
100	3

n	a(n)
0	1
1	3
2	1
3	1
4	3
5	1
6	1
7	15
8	1
9	1
10	3
11	1
12	25
13	3
14	1
15	1
16	3
17	7
18	1
19	3
20	1
21	1
22	15
23	1
24	7
25	3
26	1
27	5
28	3
29	1
30	1
31	21
32	1
33	1
34	3
35	1
36	1
37	75
38	7
39	1
40	3
41	1
42	5
43	3
44	1
45	7
46	3
47	1
48	1
49	3
50	1
51	1
52	105
53	1
54	1
55	3
56	1
57	5
58	3
59	7
60	1
61	3
62	1
63	1
64	3
65	1
66	7
67	15
68	1
69	1
70	3
71	1
72	5
73	147
74	1
75	1
76	3
77	1
78	1
79	3
80	7
81	1
82	15
83	1
84	1
85	3
86	1
87	175
88	3
89	1
90	1
91	3
92	1
93	1
94	21
95	1
96	1
97	15
98	1
99	1
100	3

n	a(n)
0	1
1	3
2	1
3	1
4	3
5	1
6	1
7	15
8	1
9	1
10	3
11	1
12	25
13	3
14	1
15	1
16	3
17	7
18	1
19	3
20	1
21	1
22	15
23	1
24	7
25	3
26	1
27	5
28	3
29	1
30	1
31	21
32	1
33	1
34	3
35	1
36	1
37	75
38	7
39	1
40	3
41	1
42	5
43	3
44	1
45	7
46	3
47	1
48	1
49	3
50	1
51	1
52	105
53	1
54	1
55	3
56	1
57	5
58	3
59	7
60	1
61	3
62	1
63	1
64	3
65	1
66	7
67	15
68	1
69	1
70	3
71	1
72	5
73	147
74	1
75	1
76	3
77	1
78	1
79	3
80	7
81	1
82	15
83	1
84	1
85	3
86	1
87	175
88	3
89	1
90	1
91	3
92	1
93	1
94	21
95	1
96	1
97	15
98	1
99	1
100	3