Number of pairs of probabilistically independent subsets in a set composed of n elements.

A121312

Number of pairs of probabilistically independent subsets in a set composed of n elements.

Terms

    a(0) =1a(1) =4a(2) =12a(3) =28a(4) =84a(5) =124a(6) =972a(7) =508a(8) =8020a(9) =17164a(10) =130092a(11) =8188a(12) =1794156a(13) =32764a(14) =23609052a(15) =55986868a(16) =274827860a(17) =524284a(18) =5338824444a(19) =2097148a(20) =63030243724a(21) =117928401724a(22) =995282568732a(23) =33554428

External references