A048669 - cp's OEIS frontend

A048669 The Jacobsthal function g(n): maximal gap in a list of all the integers relatively prime to n.

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

[1, 2, 2, 2, 2, 4, 2, 2, 2, 4, 2, 4, 2, 4, 3, 2, 2, 4, 2, 4, 3, 4, 2, 4, 2, 4, 2, 4, 2, 6, 2, 2, 3, 4, 3, 4, 2, 4, 3, 4, 2, 6, 2, 4, 3, 4, 2, 4, 2, 4, 3, 4, 2, 4, 3, 4, 3, 4, 2, 6, 2, 4, 3, 2, 3, 6, 2, 4, 3, 6, 2, 4, 2, 4, 3, 4, 3, 6, 2, 4, 2, 4, 2, 6, 3, 4, 3, 4, 2, 6, 3, 4, 3, 4, 3, 4, 2, 4, 3, 4, 2, 6, 2, 4, 5]

cp's OEIS Frontend

A048669 The Jacobsthal function g(n): maximal gap in a list of all the integers relatively prime to n.

Table of values

List of values

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

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

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