A344173 - cp's OEIS frontend

A344173 Number of primes p < prime(n) of the form x^3 + 2*y^3 with x nonnegative and y + 1 prime such that p is a quadratic nonresidue modulo prime(n).

n	a(n)
1	0
2	1
3	2
4	1
5	1
6	1
7	1
8	2
9	1
10	3
11	3
12	3
13	3
14	3
15	2
16	2
17	2
18	4
19	3
20	1
21	3
22	4
23	2
24	3
25	2
26	3
27	2
28	3
29	2
30	4
31	3
32	4
33	4
34	4
35	3
36	1
37	3
38	5
39	2
40	4
41	2
42	3
43	2
44	3
45	3
46	3
47	5
48	1
49	3
50	3
51	4
52	1
53	3
54	4
55	3
56	2
57	4
58	4
59	4
60	2
61	4
62	4
63	4
64	3
65	3
66	5
67	3
68	3
69	2
70	3
71	1
72	2
73	6
74	4
75	6
76	2
77	4
78	3
79	4
80	3
81	4
82	5
83	4
84	2
85	4
86	5
87	4
88	1
89	5
90	3
91	3
92	6
93	4
94	4
95	3
96	4
97	3
98	3
99	5
100	4

[0, 1, 2, 1, 1, 1, 1, 2, 1, 3, 3, 3, 3, 3, 2, 2, 2, 4, 3, 1, 3, 4, 2, 3, 2, 3, 2, 3, 2, 4, 3, 4, 4, 4, 3, 1, 3, 5, 2, 4, 2, 3, 2, 3, 3, 3, 5, 1, 3, 3, 4, 1, 3, 4, 3, 2, 4, 4, 4, 2, 4, 4, 4, 3, 3, 5, 3, 3, 2, 3, 1, 2, 6, 4, 6, 2, 4, 3, 4, 3, 4, 5, 4, 2, 4, 5, 4, 1, 5, 3, 3, 6, 4, 4, 3, 4, 3, 3, 5, 4]

cp's OEIS Frontend

A344173 Number of primes p < prime(n) of the form x^3 + 2*y^3 with x nonnegative and y + 1 prime such that p is a quadratic nonresidue modulo prime(n).

Table of values

List of values

n	a(n)
1	0
2	1
3	2
4	1
5	1
6	1
7	1
8	2
9	1
10	3
11	3
12	3
13	3
14	3
15	2
16	2
17	2
18	4
19	3
20	1
21	3
22	4
23	2
24	3
25	2
26	3
27	2
28	3
29	2
30	4
31	3
32	4
33	4
34	4
35	3
36	1
37	3
38	5
39	2
40	4
41	2
42	3
43	2
44	3
45	3
46	3
47	5
48	1
49	3
50	3
51	4
52	1
53	3
54	4
55	3
56	2
57	4
58	4
59	4
60	2
61	4
62	4
63	4
64	3
65	3
66	5
67	3
68	3
69	2
70	3
71	1
72	2
73	6
74	4
75	6
76	2
77	4
78	3
79	4
80	3
81	4
82	5
83	4
84	2
85	4
86	5
87	4
88	1
89	5
90	3
91	3
92	6
93	4
94	4
95	3
96	4
97	3
98	3
99	5
100	4

n	a(n)
1	0
2	1
3	2
4	1
5	1
6	1
7	1
8	2
9	1
10	3
11	3
12	3
13	3
14	3
15	2
16	2
17	2
18	4
19	3
20	1
21	3
22	4
23	2
24	3
25	2
26	3
27	2
28	3
29	2
30	4
31	3
32	4
33	4
34	4
35	3
36	1
37	3
38	5
39	2
40	4
41	2
42	3
43	2
44	3
45	3
46	3
47	5
48	1
49	3
50	3
51	4
52	1
53	3
54	4
55	3
56	2
57	4
58	4
59	4
60	2
61	4
62	4
63	4
64	3
65	3
66	5
67	3
68	3
69	2
70	3
71	1
72	2
73	6
74	4
75	6
76	2
77	4
78	3
79	4
80	3
81	4
82	5
83	4
84	2
85	4
86	5
87	4
88	1
89	5
90	3
91	3
92	6
93	4
94	4
95	3
96	4
97	3
98	3
99	5
100	4

n	a(n)
1	0
2	1
3	2
4	1
5	1
6	1
7	1
8	2
9	1
10	3
11	3
12	3
13	3
14	3
15	2
16	2
17	2
18	4
19	3
20	1
21	3
22	4
23	2
24	3
25	2
26	3
27	2
28	3
29	2
30	4
31	3
32	4
33	4
34	4
35	3
36	1
37	3
38	5
39	2
40	4
41	2
42	3
43	2
44	3
45	3
46	3
47	5
48	1
49	3
50	3
51	4
52	1
53	3
54	4
55	3
56	2
57	4
58	4
59	4
60	2
61	4
62	4
63	4
64	3
65	3
66	5
67	3
68	3
69	2
70	3
71	1
72	2
73	6
74	4
75	6
76	2
77	4
78	3
79	4
80	3
81	4
82	5
83	4
84	2
85	4
86	5
87	4
88	1
89	5
90	3
91	3
92	6
93	4
94	4
95	3
96	4
97	3
98	3
99	5
100	4