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.
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.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =3a(4) =6a(5) =8a(6) =14a(7) =19a(8) =31a(9) =43a(10) =65a(11) =88a(12) =132a(13) =177a(14) =253a(15) =340a(16) =478a(17) =633a(18) =874a(19) =1150a(20) =1562a(21) =2045a(22) =2736a(23) =3553a(24) =4713a(25) =6082a(26) =7969a(27) =10234a(28) =13301a(29) =16973
External references
- oeis: A182269