A211857 - cp's OEIS frontend

A211857 Number of representations of n as a sum of products of distinct pairs of integers larger than 1, considered to be equivalent when terms or factors are reordered.

n	a(n)
0	1
1	0
2	0
3	0
4	1
5	0
6	1
7	0
8	1
9	1
10	2
11	0
12	3
13	1
14	3
15	2
16	5
17	1
18	7
19	3
20	8
21	5
22	11
23	4
24	16
25	9
26	17
27	12
28	25
29	13
30	34
31	20
32	37
33	28
34	53
35	32
36	69
37	46
38	78
39	63
40	108
41	71
42	136
43	100
44	160
45	134
46	210
47	152
48	265
49	211
50	313
51	268
52	403
53	316
54	506
55	421
56	596
57	528
58	759
59	629
60	943
61	814
62	1111
63	1016

[1, 0, 0, 0, 1, 0, 1, 0, 1, 1, 2, 0, 3, 1, 3, 2, 5, 1, 7, 3, 8, 5, 11, 4, 16, 9, 17, 12, 25, 13, 34, 20, 37, 28, 53, 32, 69, 46, 78, 63, 108, 71, 136, 100, 160, 134, 210, 152, 265, 211, 313, 268, 403, 316, 506, 421, 596, 528, 759, 629, 943, 814, 1111, 1016]

cp's OEIS Frontend

A211857 Number of representations of n as a sum of products of distinct pairs of integers larger than 1, considered to be equivalent when terms or factors are reordered.

Table of values

List of values