A261887 - cp's OEIS frontend

A261887 Number of triples of primes (p,q,r) that satisfy p+q^2+r^3=n.

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

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

cp's OEIS Frontend

A261887 Number of triples of primes (p,q,r) that satisfy p+q^2+r^3=n.

Table of values

List of values

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

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

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