Number of n X 6 0..2 arrays with rows unimodal and columns nondecreasing.

A224188

Number of n X 6 0..2 arrays with rows unimodal and columns nondecreasing.

Terms

    a(0) =148a(1) =4102a(2) =52591a(3) =422488a(4) =2469182a(5) =11444292a(6) =44435746a(7) =150015321a(8) =452158538a(9) =1240740774a(10) =3145970477a(11) =7456438392a(12) =16672410340a(13) =35430409240a(14) =71995370532a(15) =140596619273a(16) =264988109400a(17) =483746928198a(18) =857992826459

External references