Number of nonempty subsets S of {1,2,...,n} in which all elements are strictly less than the sum of the other elements of S.

A341507

Number of nonempty subsets S of {1,2,...,n} in which all elements are strictly less than the sum of the other elements of S.

Terms

    a(0) =0a(1) =0a(2) =0a(3) =0a(4) =2a(5) =9a(6) =28a(7) =74a(8) =178a(9) =402a(10) =872a(11) =1842a(12) =3821a(13) =7830a(14) =15913a(15) =32161a(16) =64761a(17) =130091a(18) =260911a(19) =522749a(20) =1046667a(21) =2094797a(22) =4191414a(23) =8385079a(24) =16772926a(25) =33549239a(26) =67102603a(27) =134210207a(28) =268426453a(29) =536860171

External references