A256547 - cp's OEIS frontend

A256547 Smallest k>=1 such that n^4 + (n+1)^4 + ... + (n+k)^4 is prime or a(n)=0 if there is no such k.

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

[1, 1, 1, 1, 5, 1, 4, 1, 1, 2, 0, 1, 1, 1, 29, 1, 0, 0, 29, 2, 29, 0, 29, 29, 1, 1, 1, 2, 0, 2, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 0, 29, 1, 0, 5, 0, 9, 1, 0, 0, 0, 2, 0, 1, 0, 29, 0, 2, 0, 0, 0, 14, 1, 0, 9, 0, 1, 1, 0, 0, 29, 1, 0, 1, 0, 0, 0, 1, 0, 14, 0, 1, 9, 2]

cp's OEIS Frontend

A256547 Smallest k>=1 such that n^4 + (n+1)^4 + ... + (n+k)^4 is prime or a(n)=0 if there is no such k.

Table of values

List of values

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

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

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