A382630 - cp's OEIS frontend

A382630 a(n) is the number of ways that n can be written as b+c*d, where b, c and d are positive integers and b < c < d.

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

[0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 2, 1, 1, 1, 2, 0, 2, 1, 2, 2, 3, 0, 3, 2, 2, 1, 3, 1, 4, 2, 3, 3, 3, 1, 4, 3, 3, 1, 4, 2, 5, 3, 3, 4, 5, 1, 5, 3, 4, 3, 5, 2, 4, 3, 5, 5, 6, 1, 6, 5, 4, 4, 5, 3, 6, 4, 5, 3, 6, 2, 7, 6, 5, 5, 6, 4, 7, 3, 6, 6, 7, 2, 6, 6, 6, 4, 7, 3, 7]

cp's OEIS Frontend

A382630 a(n) is the number of ways that n can be written as b+c*d, where b, c and d are positive integers and b < c < d.

Table of values

List of values

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

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

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