Number of n X 5 0..2 arrays with rows, diagonals and antidiagonals unimodal and columns nondecreasing.

A224259

Number of n X 5 0..2 arrays with rows, diagonals and antidiagonals unimodal and columns nondecreasing.

Terms

    a(0) =86a(1) =1600a(2) =12032a(3) =59855a(4) =238366a(5) =816361a(6) =2485967a(7) =6868203a(8) =17467782a(9) =41364960a(10) =92057680a(11) =194025959a(12) =389786452a(13) =750442433a(14) =1391017095a(15) =2492190125a(16) =4330442992a(17) =7319061332a(18) =12062947260a(19) =19430764421a(20) =30648578146a(21) =47419866241a(22) =72077566743a(23) =107774701463a(24) =158721072338

External references