A218469 - cp's OEIS frontend

A218469 Number of partitions of n into at most three distinct primes (including 1).

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

[1, 1, 2, 1, 2, 2, 2, 3, 2, 3, 2, 3, 3, 4, 3, 4, 3, 5, 5, 6, 5, 5, 5, 6, 6, 6, 5, 4, 6, 6, 9, 7, 7, 6, 8, 7, 10, 6, 8, 5, 10, 8, 12, 9, 10, 7, 13, 9, 14, 10, 12, 7, 15, 9, 17, 9, 13, 6, 17, 10, 21, 10, 15, 8, 19, 11, 22, 9, 16, 8, 24, 12, 25, 12, 19, 10, 26, 12]

cp's OEIS Frontend

A218469 Number of partitions of n into at most three distinct primes (including 1).

Table of values

List of values

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

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

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