A076200 - cp's OEIS frontend

A076200 a(n) equals the least s>0 such that n!! + s^3 is prime, or 0 if there is no such prime.

n	a(n)
1	1
2	1
3	2
4	0
5	2
6	5
7	2
8	5
9	2
10	11
11	4
12	17
13	8
14	43
15	2
16	19
17	2
18	19
19	4
20	13
21	32
22	23
23	4
24	47
25	2
26	37
27	74
28	23
29	86
30	43
31	122
32	149
33	128
34	19
35	146
36	29
37	226
38	31
39	64
40	53
41	2
42	23
43	134
44	43
45	268
46	103
47	134
48	59
49	64
50	43
51	4
52	101
53	16
54	61
55	346
56	229
57	278
58	103
59	16
60	41
61	64
62	127
63	2
64	181
65	302
66	151
67	146
68	191
69	262

[1, 1, 2, 0, 2, 5, 2, 5, 2, 11, 4, 17, 8, 43, 2, 19, 2, 19, 4, 13, 32, 23, 4, 47, 2, 37, 74, 23, 86, 43, 122, 149, 128, 19, 146, 29, 226, 31, 64, 53, 2, 23, 134, 43, 268, 103, 134, 59, 64, 43, 4, 101, 16, 61, 346, 229, 278, 103, 16, 41, 64, 127, 2, 181, 302, 151, 146, 191, 262]

cp's OEIS Frontend

A076200 a(n) equals the least s>0 such that n!! + s^3 is prime, or 0 if there is no such prime.

Table of values

List of values

n	a(n)
1	1
2	1
3	2
4	0
5	2
6	5
7	2
8	5
9	2
10	11
11	4
12	17
13	8
14	43
15	2
16	19
17	2
18	19
19	4
20	13
21	32
22	23
23	4
24	47
25	2
26	37
27	74
28	23
29	86
30	43
31	122
32	149
33	128
34	19
35	146
36	29
37	226
38	31
39	64
40	53
41	2
42	23
43	134
44	43
45	268
46	103
47	134
48	59
49	64
50	43
51	4
52	101
53	16
54	61
55	346
56	229
57	278
58	103
59	16
60	41
61	64
62	127
63	2
64	181
65	302
66	151
67	146
68	191
69	262

n	a(n)
1	1
2	1
3	2
4	0
5	2
6	5
7	2
8	5
9	2
10	11
11	4
12	17
13	8
14	43
15	2
16	19
17	2
18	19
19	4
20	13
21	32
22	23
23	4
24	47
25	2
26	37
27	74
28	23
29	86
30	43
31	122
32	149
33	128
34	19
35	146
36	29
37	226
38	31
39	64
40	53
41	2
42	23
43	134
44	43
45	268
46	103
47	134
48	59
49	64
50	43
51	4
52	101
53	16
54	61
55	346
56	229
57	278
58	103
59	16
60	41
61	64
62	127
63	2
64	181
65	302
66	151
67	146
68	191
69	262

n	a(n)
1	1
2	1
3	2
4	0
5	2
6	5
7	2
8	5
9	2
10	11
11	4
12	17
13	8
14	43
15	2
16	19
17	2
18	19
19	4
20	13
21	32
22	23
23	4
24	47
25	2
26	37
27	74
28	23
29	86
30	43
31	122
32	149
33	128
34	19
35	146
36	29
37	226
38	31
39	64
40	53
41	2
42	23
43	134
44	43
45	268
46	103
47	134
48	59
49	64
50	43
51	4
52	101
53	16
54	61
55	346
56	229
57	278
58	103
59	16
60	41
61	64
62	127
63	2
64	181
65	302
66	151
67	146
68	191
69	262