A013607 - cp's OEIS frontend

A013607 a(n) = 6^n-prevprime(6^n).

n	a(n)
1	1
2	5
3	5
4	5
5	17
6	7
7	17
8	7
9	7
10	7
11	59
12	19
13	17
14	13
15	7
16	19
17	49
18	13
19	19
20	7
21	23
22	35
23	19
24	89
25	17
26	119
27	29
28	55
29	5
30	19
31	5
32	59
33	85
34	5
35	17
36	35
37	59
38	83
39	49
40	115
41	19
42	23
43	43
44	109
45	103
46	7
47	23
48	19
49	7
50	245
51	43
52	13
53	5
54	55
55	89
56	83
57	143
58	53
59	53
60	383
61	7
62	55
63	113
64	37
65	5
66	23
67	143
68	115

[1, 5, 5, 5, 17, 7, 17, 7, 7, 7, 59, 19, 17, 13, 7, 19, 49, 13, 19, 7, 23, 35, 19, 89, 17, 119, 29, 55, 5, 19, 5, 59, 85, 5, 17, 35, 59, 83, 49, 115, 19, 23, 43, 109, 103, 7, 23, 19, 7, 245, 43, 13, 5, 55, 89, 83, 143, 53, 53, 383, 7, 55, 113, 37, 5, 23, 143, 115]

cp's OEIS Frontend

A013607 a(n) = 6^n-prevprime(6^n).

Table of values

List of values

n	a(n)
1	1
2	5
3	5
4	5
5	17
6	7
7	17
8	7
9	7
10	7
11	59
12	19
13	17
14	13
15	7
16	19
17	49
18	13
19	19
20	7
21	23
22	35
23	19
24	89
25	17
26	119
27	29
28	55
29	5
30	19
31	5
32	59
33	85
34	5
35	17
36	35
37	59
38	83
39	49
40	115
41	19
42	23
43	43
44	109
45	103
46	7
47	23
48	19
49	7
50	245
51	43
52	13
53	5
54	55
55	89
56	83
57	143
58	53
59	53
60	383
61	7
62	55
63	113
64	37
65	5
66	23
67	143
68	115

n	a(n)
1	1
2	5
3	5
4	5
5	17
6	7
7	17
8	7
9	7
10	7
11	59
12	19
13	17
14	13
15	7
16	19
17	49
18	13
19	19
20	7
21	23
22	35
23	19
24	89
25	17
26	119
27	29
28	55
29	5
30	19
31	5
32	59
33	85
34	5
35	17
36	35
37	59
38	83
39	49
40	115
41	19
42	23
43	43
44	109
45	103
46	7
47	23
48	19
49	7
50	245
51	43
52	13
53	5
54	55
55	89
56	83
57	143
58	53
59	53
60	383
61	7
62	55
63	113
64	37
65	5
66	23
67	143
68	115

n	a(n)
1	1
2	5
3	5
4	5
5	17
6	7
7	17
8	7
9	7
10	7
11	59
12	19
13	17
14	13
15	7
16	19
17	49
18	13
19	19
20	7
21	23
22	35
23	19
24	89
25	17
26	119
27	29
28	55
29	5
30	19
31	5
32	59
33	85
34	5
35	17
36	35
37	59
38	83
39	49
40	115
41	19
42	23
43	43
44	109
45	103
46	7
47	23
48	19
49	7
50	245
51	43
52	13
53	5
54	55
55	89
56	83
57	143
58	53
59	53
60	383
61	7
62	55
63	113
64	37
65	5
66	23
67	143
68	115