A303997 - cp's OEIS frontend

A303997 Number of ways to write 2n as p + 3^k + binomial(2m,m), where p is a prime, and k and m are nonnegative integers.

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

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

cp's OEIS Frontend

A303997 Number of ways to write 2n as p + 3^k + binomial(2m,m), where p is a prime, and k and m are nonnegative integers.

Table of values

List of values

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

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

cp's OEIS Frontend

A303997 Number of ways to write 2*n as p + 3^k + binomial(2*m,m), where p is a prime, and k and m are nonnegative integers.

Table of values

List of values

A303997 Number of ways to write 2n as p + 3^k + binomial(2m,m), where p is a prime, and k and m are nonnegative integers.

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