Number of subsets of {1..n} whose greatest element cannot be written as a (strictly) positive linear combination of the others.

A365044

Number of subsets of {1..n} whose greatest element cannot be written as a (strictly) positive linear combination of the others.

Terms

    a(0) =1a(1) =2a(2) =3a(3) =5a(4) =9a(5) =20a(6) =43a(7) =96a(8) =207a(9) =442a(10) =925a(11) =1913a(12) =3911a(13) =7947a(14) =16061a(15) =32350a(16) =64995a(17) =130384a(18) =261271a(19) =523194a(20) =1047208a(21) =2095459a(22) =4192212a(23) =8386044a(24) =16774078a(25) =33550622a(26) =67104244a(27) =134212163a(28) =268428760a(29) =536862900

External references