A081308 - cp's OEIS frontend

A081308 Number of ways to write n as sum of a prime and an 3-smooth number.

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

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

cp's OEIS Frontend

A081308 Number of ways to write n as sum of a prime and an 3-smooth number.

Table of values

List of values

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

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

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