Number of nX3 0..2 arrays with every diagonal, row and column running average nondecreasing rightwards and downwards and diagonally.

A201150

Number of nX3 0..2 arrays with every diagonal, row and column running average nondecreasing rightwards and downwards and diagonally.

Terms

    a(0) =11a(1) =56a(2) =235a(3) =860a(4) =2910a(5) =9287a(6) =28452a(7) =84473a(8) =244933a(9) =697065a(10) =1954865a(11) =5417604a(12) =14870436a(13) =40495840a(14) =109564073a(15) =294830410a(16) =789790546a(17) =2107673769a(18) =5606720691a(19) =14874608710a(20) =39372687032a(21) =104018286133a(22) =274358183769a(23) =722650263970

External references