A218007 - cp's OEIS frontend

A218007 Number of partitions of n into at most three primes (including 1).

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

[1, 2, 3, 3, 4, 4, 5, 4, 5, 4, 5, 4, 6, 5, 7, 5, 7, 5, 8, 6, 9, 6, 9, 7, 10, 7, 10, 5, 10, 6, 12, 7, 13, 7, 12, 8, 14, 7, 14, 6, 15, 8, 17, 9, 17, 8, 18, 10, 19, 10, 19, 7, 20, 9, 21, 9, 20, 7, 21, 11, 25, 11, 24, 9, 26, 11, 27, 9, 24, 8, 28, 12, 30, 13, 29]

cp's OEIS Frontend

A218007 Number of partitions of n into at most three primes (including 1).

Table of values

List of values

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

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

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