Number of 3X3 0..n arrays with row sums equal and no column sum equal to the previous.

A202715

Number of 3X3 0..n arrays with row sums equal and no column sum equal to the previous.

Terms

    a(0) =38a(1) =624a(2) =4740a(3) =23036a(4) =83994a(5) =250668a(6) =645968a(7) =1487832a(8) =3136542a(9) =6155240a(10) =11386212a(11) =20043612a(12) =33825674a(13) =55046532a(14) =86791272a(15) =133093760a(16) =199141470a(17) =291506184a(18) =418405556a(19) =589993572a(20) =818685762a(21) =1119516332a(22) =1510533960a(23) =2013232464

External references