A108455 - cp's OEIS frontend

A108455 Table read by antidiagonals: T(n,k) = number of factorizations of (n,k) into any number of pairs (i,j) with i > 0, j > 0 (and if i=1 then j=1).

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

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

cp's OEIS Frontend

A108455 Table read by antidiagonals: T(n,k) = number of factorizations of (n,k) into any number of pairs (i,j) with i > 0, j > 0 (and if i=1 then j=1).

Table of values

List of values

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

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

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