A354871 - cp's OEIS frontend

A354871 a(n) = gcd(A056239(n), A258851(n)).

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

[0, 1, 2, 2, 3, 1, 4, 3, 4, 1, 5, 4, 6, 5, 1, 4, 7, 1, 8, 1, 2, 3, 9, 1, 6, 1, 6, 2, 10, 1, 11, 5, 1, 1, 1, 6, 12, 1, 4, 6, 13, 1, 14, 1, 1, 1, 15, 2, 8, 1, 1, 4, 16, 1, 2, 1, 2, 1, 17, 1, 18, 1, 8, 6, 3, 1, 19, 3, 1, 1, 20, 1, 21, 1, 4, 2, 1, 1, 22, 1, 8, 1, 23, 4, 2, 1, 4, 4, 24, 1, 2, 1, 1, 1, 1, 1, 25, 1, 3, 4]

cp's OEIS Frontend

A354871 a(n) = gcd(A056239(n), A258851(n)).

Table of values

List of values

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

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

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