A091088 - cp's OEIS frontend

A091088 a(n) is the minimum odd number that must be appended to n to form a prime.

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

[3, 1, 3, 1, 1, 3, 1, 1, 3, 7, 1, 3, 7, 1, 9, 1, 3, 3, 1, 1, 11, 1, 3, 3, 1, 1, 3, 1, 1, 3, 7, 1, 17, 1, 7, 3, 7, 3, 3, 7, 1, 9, 1, 1, 3, 7, 1, 9, 7, 1, 3, 13, 1, 23, 1, 7, 3, 1, 7, 3, 1, 3, 11, 1, 1, 3, 1, 3, 3, 1, 1, 9, 7, 3, 3, 1, 1, 3, 7, 7, 9, 1, 1, 9, 19, 3, 3, 7, 1, 23, 7, 1, 9, 7, 1, 3, 7, 1, 3, 1, 9, 3]

cp's OEIS Frontend

A091088 a(n) is the minimum odd number that must be appended to n to form a prime.

Table of values

List of values

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

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

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