A258141 - cp's OEIS frontend

A258141 Number of ways to write n as p^2 + q with p, q and 2*p + 3 all prime.

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

[0, 0, 0, 0, 0, 1, 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 2, 1, 0, 1, 0, 1, 1, 0, 1, 1, 0, 1, 0, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 0, 2, 1, 0, 2, 0, 2, 1, 0, 0, 1, 0, 2, 1, 0, 1, 2, 0, 2, 0, 0, 1, 2, 0, 0, 1, 0, 1, 2, 0, 1, 0, 0, 1, 1, 0, 2, 1, 0, 0, 1, 0, 2, 1, 0, 0, 2, 0, 1, 0, 0]

cp's OEIS Frontend

A258141 Number of ways to write n as p^2 + q with p, q and 2*p + 3 all prime.

Table of values

List of values

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

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

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