Number of nX5 0..1 arrays with every element unequal to 0, 1, 3, 4 or 7 king-move adjacent elements, with upper left element zero.

A304852

Number of nX5 0..1 arrays with every element unequal to 0, 1, 3, 4 or 7 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =8a(1) =35a(2) =29a(3) =65a(4) =148a(5) =334a(6) =731a(7) =1921a(8) =5171a(9) =14195a(10) =38242a(11) =106896a(12) =300017a(13) =845161a(14) =2376583a(15) =6722804a(16) =19043842a(17) =53987230a(18) =153065671a(19) =434341987a(20) =1232761250a(21) =3499404302a(22) =9935137858a(23) =28211252615a(24) =80109822343a(25) =227487233574a(26) =646021200193

External references