A282318 - cp's OEIS frontend

A282318 Number of ways of writing n as a sum of a prime and a nonprime squarefree number.

n	a(n)
0	0
1	0
2	0
3	1
4	1
5	0
6	1
7	0
8	2
9	1
10	0
11	1
12	2
13	2
14	1
15	1
16	1
17	4
18	2
19	2
20	2
21	2
22	1
23	3
24	3
25	3
26	2
27	3
28	3
29	4
30	1
31	2
32	4
33	5
34	2
35	4
36	2
37	6
38	5
39	4
40	4
41	6
42	3
43	5
44	6
45	6
46	4
47	5
48	3
49	6
50	3
51	6
52	5
53	8
54	3
55	4
56	4
57	7
58	6
59	6
60	4
61	5
62	8
63	6
64	6
65	7
66	2
67	7
68	9
69	8
70	5
71	7
72	6
73	8
74	8
75	8
76	8
77	9
78	3
79	8
80	9
81	10
82	8
83	8
84	5
85	10
86	6
87	9
88	10
89	13
90	4
91	6
92	8
93	12
94	10
95	9
96	8
97	10
98	12
99	10
100	9
101	9
102	7
103	8
104	11
105	12
106	9
107	10

[0, 0, 0, 1, 1, 0, 1, 0, 2, 1, 0, 1, 2, 2, 1, 1, 1, 4, 2, 2, 2, 2, 1, 3, 3, 3, 2, 3, 3, 4, 1, 2, 4, 5, 2, 4, 2, 6, 5, 4, 4, 6, 3, 5, 6, 6, 4, 5, 3, 6, 3, 6, 5, 8, 3, 4, 4, 7, 6, 6, 4, 5, 8, 6, 6, 7, 2, 7, 9, 8, 5, 7, 6, 8, 8, 8, 8, 9, 3, 8, 9, 10, 8, 8, 5, 10, 6, 9, 10, 13, 4, 6, 8, 12, 10, 9, 8, 10, 12, 10, 9, 9, 7, 8, 11, 12, 9, 10]

cp's OEIS Frontend

A282318 Number of ways of writing n as a sum of a prime and a nonprime squarefree number.

Table of values

List of values

n	a(n)
0	0
1	0
2	0
3	1
4	1
5	0
6	1
7	0
8	2
9	1
10	0
11	1
12	2
13	2
14	1
15	1
16	1
17	4
18	2
19	2
20	2
21	2
22	1
23	3
24	3
25	3
26	2
27	3
28	3
29	4
30	1
31	2
32	4
33	5
34	2
35	4
36	2
37	6
38	5
39	4
40	4
41	6
42	3
43	5
44	6
45	6
46	4
47	5
48	3
49	6
50	3
51	6
52	5
53	8
54	3
55	4
56	4
57	7
58	6
59	6
60	4
61	5
62	8
63	6
64	6
65	7
66	2
67	7
68	9
69	8
70	5
71	7
72	6
73	8
74	8
75	8
76	8
77	9
78	3
79	8
80	9
81	10
82	8
83	8
84	5
85	10
86	6
87	9
88	10
89	13
90	4
91	6
92	8
93	12
94	10
95	9
96	8
97	10
98	12
99	10
100	9
101	9
102	7
103	8
104	11
105	12
106	9
107	10

n	a(n)
0	0
1	0
2	0
3	1
4	1
5	0
6	1
7	0
8	2
9	1
10	0
11	1
12	2
13	2
14	1
15	1
16	1
17	4
18	2
19	2
20	2
21	2
22	1
23	3
24	3
25	3
26	2
27	3
28	3
29	4
30	1
31	2
32	4
33	5
34	2
35	4
36	2
37	6
38	5
39	4
40	4
41	6
42	3
43	5
44	6
45	6
46	4
47	5
48	3
49	6
50	3
51	6
52	5
53	8
54	3
55	4
56	4
57	7
58	6
59	6
60	4
61	5
62	8
63	6
64	6
65	7
66	2
67	7
68	9
69	8
70	5
71	7
72	6
73	8
74	8
75	8
76	8
77	9
78	3
79	8
80	9
81	10
82	8
83	8
84	5
85	10
86	6
87	9
88	10
89	13
90	4
91	6
92	8
93	12
94	10
95	9
96	8
97	10
98	12
99	10
100	9
101	9
102	7
103	8
104	11
105	12
106	9
107	10

n	a(n)
0	0
1	0
2	0
3	1
4	1
5	0
6	1
7	0
8	2
9	1
10	0
11	1
12	2
13	2
14	1
15	1
16	1
17	4
18	2
19	2
20	2
21	2
22	1
23	3
24	3
25	3
26	2
27	3
28	3
29	4
30	1
31	2
32	4
33	5
34	2
35	4
36	2
37	6
38	5
39	4
40	4
41	6
42	3
43	5
44	6
45	6
46	4
47	5
48	3
49	6
50	3
51	6
52	5
53	8
54	3
55	4
56	4
57	7
58	6
59	6
60	4
61	5
62	8
63	6
64	6
65	7
66	2
67	7
68	9
69	8
70	5
71	7
72	6
73	8
74	8
75	8
76	8
77	9
78	3
79	8
80	9
81	10
82	8
83	8
84	5
85	10
86	6
87	9
88	10
89	13
90	4
91	6
92	8
93	12
94	10
95	9
96	8
97	10
98	12
99	10
100	9
101	9
102	7
103	8
104	11
105	12
106	9
107	10