Number of different ways to select disjoint nonempty subsets from {1..n} with equal element sum.

A196534

Number of different ways to select disjoint nonempty subsets from {1..n} with equal element sum.

Terms

    a(0) =1a(1) =3a(2) =8a(3) =18a(4) =39a(5) =83a(6) =179a(7) =388a(8) =857a(9) =1914a(10) =4494a(11) =10844a(12) =26923a(13) =70645a(14) =192297a(15) =538646a(16) =1579602a(17) =4793718a(18) =15010425a(19) =48941642a(20) =164010913a(21) =566065123a(22) =2025354291a(23) =7450901462a(24) =27986863322a(25) =107940691328

External references