A182269 - cp's OEIS frontend

A182269 Number of representations of n as a sum of products of pairs of positive integers, considered to be equivalent when terms or factors are reordered.

n	a(n)
0	1
1	1
2	2
3	3
4	6
5	8
6	14
7	19
8	31
9	43
10	65
11	88
12	132
13	177
14	253
15	340
16	478
17	633
18	874
19	1150
20	1562
21	2045
22	2736
23	3553
24	4713
25	6082
26	7969
27	10234
28	13301
29	16973
30	21889
31	27789
32	35577
33	44961
34	57179
35	71906
36	90950
37	113874
38	143204
39	178592
40	223505
41	277599
42	345822
43	427934
44	530797

[1, 1, 2, 3, 6, 8, 14, 19, 31, 43, 65, 88, 132, 177, 253, 340, 478, 633, 874, 1150, 1562, 2045, 2736, 3553, 4713, 6082, 7969, 10234, 13301, 16973, 21889, 27789, 35577, 44961, 57179, 71906, 90950, 113874, 143204, 178592, 223505, 277599, 345822, 427934, 530797]

cp's OEIS Frontend

A182269 Number of representations of n as a sum of products of pairs of positive integers, considered to be equivalent when terms or factors are reordered.

Table of values

List of values