Number of (n+1)X(7+1) 0..2 arrays with the upper median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.

A237636

Number of (n+1)X(7+1) 0..2 arrays with the upper median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.

Terms

    a(0) =30656a(1) =16448a(2) =4132a(3) =5976a(4) =7756a(5) =11984a(6) =18344a(7) =23968a(8) =35732a(9) =47936a(10) =71426a(11) =95872a(12) =140200a(13) =191744a(14) =286672a(15) =383488a(16) =560800a(17) =766976a(18) =1146688a(19) =1533952a(20) =2243200a(21) =3067904a(22) =4586752a(23) =6135808a(24) =8972800a(25) =12271616a(26) =18347008a(27) =24543232a(28) =35891200

External references