A348291 - cp's OEIS frontend

A348291 Number of pairs of positive numbers k and m < n such that n is the Nim-product of k and m.

n	a(n)
0	0
1	0
2	1
3	2
4	1
5	1
6	2
7	2
8	5
9	3
10	5
11	7
12	10
13	10
14	12
15	14
16	1
17	1
18	1
19	1
20	1
21	1
22	1
23	1
24	2
25	2
26	2
27	2
28	2
29	2
30	2
31	2
32	5
33	5
34	5
35	5
36	5
37	3
38	5
39	3
40	5
41	5
42	5
43	5
44	7
45	7
46	7
47	7
48	10
49	10
50	10
51	10
52	10
53	10
54	10
55	10
56	12
57	12
58	12
59	12
60	14
61	14
62	14
63	14
64	13
65	13
66	19
67	21
68	15

[0, 0, 1, 2, 1, 1, 2, 2, 5, 3, 5, 7, 10, 10, 12, 14, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 5, 5, 5, 5, 5, 3, 5, 3, 5, 5, 5, 5, 7, 7, 7, 7, 10, 10, 10, 10, 10, 10, 10, 10, 12, 12, 12, 12, 14, 14, 14, 14, 13, 13, 19, 21, 15]

cp's OEIS Frontend

A348291 Number of pairs of positive numbers k and m < n such that n is the Nim-product of k and m.

Table of values

List of values

n	a(n)
0	0
1	0
2	1
3	2
4	1
5	1
6	2
7	2
8	5
9	3
10	5
11	7
12	10
13	10
14	12
15	14
16	1
17	1
18	1
19	1
20	1
21	1
22	1
23	1
24	2
25	2
26	2
27	2
28	2
29	2
30	2
31	2
32	5
33	5
34	5
35	5
36	5
37	3
38	5
39	3
40	5
41	5
42	5
43	5
44	7
45	7
46	7
47	7
48	10
49	10
50	10
51	10
52	10
53	10
54	10
55	10
56	12
57	12
58	12
59	12
60	14
61	14
62	14
63	14
64	13
65	13
66	19
67	21
68	15

n	a(n)
0	0
1	0
2	1
3	2
4	1
5	1
6	2
7	2
8	5
9	3
10	5
11	7
12	10
13	10
14	12
15	14
16	1
17	1
18	1
19	1
20	1
21	1
22	1
23	1
24	2
25	2
26	2
27	2
28	2
29	2
30	2
31	2
32	5
33	5
34	5
35	5
36	5
37	3
38	5
39	3
40	5
41	5
42	5
43	5
44	7
45	7
46	7
47	7
48	10
49	10
50	10
51	10
52	10
53	10
54	10
55	10
56	12
57	12
58	12
59	12
60	14
61	14
62	14
63	14
64	13
65	13
66	19
67	21
68	15

n	a(n)
0	0
1	0
2	1
3	2
4	1
5	1
6	2
7	2
8	5
9	3
10	5
11	7
12	10
13	10
14	12
15	14
16	1
17	1
18	1
19	1
20	1
21	1
22	1
23	1
24	2
25	2
26	2
27	2
28	2
29	2
30	2
31	2
32	5
33	5
34	5
35	5
36	5
37	3
38	5
39	3
40	5
41	5
42	5
43	5
44	7
45	7
46	7
47	7
48	10
49	10
50	10
51	10
52	10
53	10
54	10
55	10
56	12
57	12
58	12
59	12
60	14
61	14
62	14
63	14
64	13
65	13
66	19
67	21
68	15