A340805 - cp's OEIS frontend

A340805 a(n) is the number of solutions of the equation x(y - 1) + (2x - y - 1)(x mod 2) = 2n for 0 < x <= y.

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

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

cp's OEIS Frontend

A340805 a(n) is the number of solutions of the equation x(y - 1) + (2x - y - 1)(x mod 2) = 2n for 0 < x <= y.

Table of values

List of values

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

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

cp's OEIS Frontend

A340805 a(n) is the number of solutions of the equation x*(y - 1) + (2*x - y - 1)*(x mod 2) = 2*n for 0 < x <= y.

Table of values

List of values

A340805 a(n) is the number of solutions of the equation x(y - 1) + (2x - y - 1)(x mod 2) = 2n for 0 < x <= y.

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