A318950 - cp's OEIS frontend

A318950 Regular triangle where T(n,k) is the number of factorizations of n into factors > 1 with sum k.

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

[0, 0, 1, 0, 0, 1, 0, 0, 0, 2, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 2, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 2, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0]

cp's OEIS Frontend

A318950 Regular triangle where T(n,k) is the number of factorizations of n into factors > 1 with sum k.

Table of values

List of values

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

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

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