A109200 - cp's OEIS frontend

A109200 Minimal value of k>0 such that n^5 + k^2 is a semiprime.

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

[2, 3, 1, 2, 7, 3, 5, 16, 3, 4, 1, 10, 1, 2, 3, 8, 1, 2, 5, 10, 3, 2, 1, 8, 5, 4, 9, 2, 9, 3, 13, 8, 15, 8, 7, 2, 5, 2, 3, 16, 3, 9, 31, 14, 3, 4, 3, 10, 11, 2, 3, 2, 9, 12, 5, 4, 3, 10, 5, 6, 11, 6, 9, 16, 5, 28, 19, 4, 3, 16, 3, 6, 7, 4, 9, 28, 9, 6, 11, 12, 7, 10, 7, 14, 29, 3, 11, 8, 3, 18, 7, 8, 3, 4]

cp's OEIS Frontend

A109200 Minimal value of k>0 such that n^5 + k^2 is a semiprime.

Table of values

List of values

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

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

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