A242120 - cp's OEIS frontend

A242120 a(n) = n-th prime modulo 20.

n	a(n)
1	2
2	3
3	5
4	7
5	11
6	13
7	17
8	19
9	3
10	9
11	11
12	17
13	1
14	3
15	7
16	13
17	19
18	1
19	7
20	11
21	13
22	19
23	3
24	9
25	17
26	1
27	3
28	7
29	9
30	13
31	7
32	11
33	17
34	19
35	9
36	11
37	17
38	3
39	7
40	13
41	19
42	1
43	11
44	13
45	17
46	19
47	11
48	3
49	7
50	9
51	13
52	19
53	1
54	11
55	17
56	3
57	9
58	11
59	17
60	1
61	3
62	13
63	7
64	11
65	13
66	17
67	11
68	17
69	7
70	9
71	13
72	19
73	7

[2, 3, 5, 7, 11, 13, 17, 19, 3, 9, 11, 17, 1, 3, 7, 13, 19, 1, 7, 11, 13, 19, 3, 9, 17, 1, 3, 7, 9, 13, 7, 11, 17, 19, 9, 11, 17, 3, 7, 13, 19, 1, 11, 13, 17, 19, 11, 3, 7, 9, 13, 19, 1, 11, 17, 3, 9, 11, 17, 1, 3, 13, 7, 11, 13, 17, 11, 17, 7, 9, 13, 19, 7]

cp's OEIS Frontend

A242120 a(n) = n-th prime modulo 20.

Table of values

List of values

n	a(n)
1	2
2	3
3	5
4	7
5	11
6	13
7	17
8	19
9	3
10	9
11	11
12	17
13	1
14	3
15	7
16	13
17	19
18	1
19	7
20	11
21	13
22	19
23	3
24	9
25	17
26	1
27	3
28	7
29	9
30	13
31	7
32	11
33	17
34	19
35	9
36	11
37	17
38	3
39	7
40	13
41	19
42	1
43	11
44	13
45	17
46	19
47	11
48	3
49	7
50	9
51	13
52	19
53	1
54	11
55	17
56	3
57	9
58	11
59	17
60	1
61	3
62	13
63	7
64	11
65	13
66	17
67	11
68	17
69	7
70	9
71	13
72	19
73	7

n	a(n)
1	2
2	3
3	5
4	7
5	11
6	13
7	17
8	19
9	3
10	9
11	11
12	17
13	1
14	3
15	7
16	13
17	19
18	1
19	7
20	11
21	13
22	19
23	3
24	9
25	17
26	1
27	3
28	7
29	9
30	13
31	7
32	11
33	17
34	19
35	9
36	11
37	17
38	3
39	7
40	13
41	19
42	1
43	11
44	13
45	17
46	19
47	11
48	3
49	7
50	9
51	13
52	19
53	1
54	11
55	17
56	3
57	9
58	11
59	17
60	1
61	3
62	13
63	7
64	11
65	13
66	17
67	11
68	17
69	7
70	9
71	13
72	19
73	7

n	a(n)
1	2
2	3
3	5
4	7
5	11
6	13
7	17
8	19
9	3
10	9
11	11
12	17
13	1
14	3
15	7
16	13
17	19
18	1
19	7
20	11
21	13
22	19
23	3
24	9
25	17
26	1
27	3
28	7
29	9
30	13
31	7
32	11
33	17
34	19
35	9
36	11
37	17
38	3
39	7
40	13
41	19
42	1
43	11
44	13
45	17
46	19
47	11
48	3
49	7
50	9
51	13
52	19
53	1
54	11
55	17
56	3
57	9
58	11
59	17
60	1
61	3
62	13
63	7
64	11
65	13
66	17
67	11
68	17
69	7
70	9
71	13
72	19
73	7