A328098 - cp's OEIS frontend

A328098 If A327928(n) is zero, a(n) = A003415(n), otherwise a(n) = A327858(n) = gcd(A003415(n), A276086(n)).

n	a(n)
1	0
2	1
3	1
4	1
5	1
6	5
7	1
8	1
9	6
10	7
11	1
12	1
13	1
14	9
15	1
16	1
17	1
18	21
19	1
20	1
21	10
22	13
23	1
24	1
25	10
26	15
27	3
28	1
29	1
30	31
31	1
32	5
33	14
34	19
35	1
36	1
37	1
38	21
39	1
40	1
41	1
42	41
43	1
44	1
45	39
46	25
47	1
48	7
49	14
50	45
51	5
52	7
53	1
54	3
55	1
56	1
57	22
58	31
59	1
60	1
61	1
62	33
63	51
64	1
65	18
66	61
67	1
68	1
69	26
70	59
71	1
72	1
73	1
74	39
75	55
76	5
77	18
78	71
79	1
80	1
81	1
82	43
83	1
84	1
85	22
86	45
87	1
88	35
89	1
90	123
91	5
92	1
93	34
94	49
95	1
96	1
97	1
98	77
99	75
100	35
101	1
102	91
103	1
104	1
105	71

[0, 1, 1, 1, 1, 5, 1, 1, 6, 7, 1, 1, 1, 9, 1, 1, 1, 21, 1, 1, 10, 13, 1, 1, 10, 15, 3, 1, 1, 31, 1, 5, 14, 19, 1, 1, 1, 21, 1, 1, 1, 41, 1, 1, 39, 25, 1, 7, 14, 45, 5, 7, 1, 3, 1, 1, 22, 31, 1, 1, 1, 33, 51, 1, 18, 61, 1, 1, 26, 59, 1, 1, 1, 39, 55, 5, 18, 71, 1, 1, 1, 43, 1, 1, 22, 45, 1, 35, 1, 123, 5, 1, 34, 49, 1, 1, 1, 77, 75, 35, 1, 91, 1, 1, 71]

cp's OEIS Frontend

A328098 If A327928(n) is zero, a(n) = A003415(n), otherwise a(n) = A327858(n) = gcd(A003415(n), A276086(n)).

Table of values

List of values

n	a(n)
1	0
2	1
3	1
4	1
5	1
6	5
7	1
8	1
9	6
10	7
11	1
12	1
13	1
14	9
15	1
16	1
17	1
18	21
19	1
20	1
21	10
22	13
23	1
24	1
25	10
26	15
27	3
28	1
29	1
30	31
31	1
32	5
33	14
34	19
35	1
36	1
37	1
38	21
39	1
40	1
41	1
42	41
43	1
44	1
45	39
46	25
47	1
48	7
49	14
50	45
51	5
52	7
53	1
54	3
55	1
56	1
57	22
58	31
59	1
60	1
61	1
62	33
63	51
64	1
65	18
66	61
67	1
68	1
69	26
70	59
71	1
72	1
73	1
74	39
75	55
76	5
77	18
78	71
79	1
80	1
81	1
82	43
83	1
84	1
85	22
86	45
87	1
88	35
89	1
90	123
91	5
92	1
93	34
94	49
95	1
96	1
97	1
98	77
99	75
100	35
101	1
102	91
103	1
104	1
105	71

n	a(n)
1	0
2	1
3	1
4	1
5	1
6	5
7	1
8	1
9	6
10	7
11	1
12	1
13	1
14	9
15	1
16	1
17	1
18	21
19	1
20	1
21	10
22	13
23	1
24	1
25	10
26	15
27	3
28	1
29	1
30	31
31	1
32	5
33	14
34	19
35	1
36	1
37	1
38	21
39	1
40	1
41	1
42	41
43	1
44	1
45	39
46	25
47	1
48	7
49	14
50	45
51	5
52	7
53	1
54	3
55	1
56	1
57	22
58	31
59	1
60	1
61	1
62	33
63	51
64	1
65	18
66	61
67	1
68	1
69	26
70	59
71	1
72	1
73	1
74	39
75	55
76	5
77	18
78	71
79	1
80	1
81	1
82	43
83	1
84	1
85	22
86	45
87	1
88	35
89	1
90	123
91	5
92	1
93	34
94	49
95	1
96	1
97	1
98	77
99	75
100	35
101	1
102	91
103	1
104	1
105	71

n	a(n)
1	0
2	1
3	1
4	1
5	1
6	5
7	1
8	1
9	6
10	7
11	1
12	1
13	1
14	9
15	1
16	1
17	1
18	21
19	1
20	1
21	10
22	13
23	1
24	1
25	10
26	15
27	3
28	1
29	1
30	31
31	1
32	5
33	14
34	19
35	1
36	1
37	1
38	21
39	1
40	1
41	1
42	41
43	1
44	1
45	39
46	25
47	1
48	7
49	14
50	45
51	5
52	7
53	1
54	3
55	1
56	1
57	22
58	31
59	1
60	1
61	1
62	33
63	51
64	1
65	18
66	61
67	1
68	1
69	26
70	59
71	1
72	1
73	1
74	39
75	55
76	5
77	18
78	71
79	1
80	1
81	1
82	43
83	1
84	1
85	22
86	45
87	1
88	35
89	1
90	123
91	5
92	1
93	34
94	49
95	1
96	1
97	1
98	77
99	75
100	35
101	1
102	91
103	1
104	1
105	71