Number of indecomposable binary [ n,5 ] codes without 0 columns.

Terms

a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =1a(6) =4a(7) =18a(8) =71a(9) =250a(10) =809a(11) =2484a(12) =7240a(13) =20341a(14) =55322a(15) =146237a(16) =376725a(17) =947555a(18) =2328999a(19) =5598888a(20) =13171906a(21) =30342861a(22) =68481058a(23) =151512767a(24) =328820214