A187785 - cp's OEIS frontend

A187785 Number of ways to write n=x+y (x,y>=0) with {6x-1,6x+1} a twin prime pair and y a triangular number.

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

[1, 2, 2, 2, 2, 2, 2, 3, 1, 2, 3, 2, 4, 0, 2, 2, 3, 4, 1, 3, 1, 3, 3, 3, 2, 3, 2, 3, 2, 2, 4, 2, 7, 1, 3, 2, 1, 6, 4, 4, 3, 1, 3, 2, 3, 6, 3, 6, 0, 3, 3, 2, 6, 2, 4, 1, 3, 4, 3, 3, 4, 4, 1, 1, 1, 3, 3, 6, 2, 2, 2, 2, 7, 1, 3, 3, 2, 5, 2, 5, 2, 1, 5, 1, 4, 1, 4, 4, 1, 3, 2, 3, 4, 2, 3, 4, 2, 5, 1, 3]

cp's OEIS Frontend

A187785 Number of ways to write n=x+y (x,y>=0) with {6x-1,6x+1} a twin prime pair and y a triangular number.

Table of values

List of values

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

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

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