Number of nX2 arrays of the minimum value of corresponding elements and their horizontal and vertical neighbors in a random 0..1 nX2 array.

A217631

Number of nX2 arrays of the minimum value of corresponding elements and their horizontal and vertical neighbors in a random 0..1 nX2 array.

Terms

    a(0) =0a(1) =2a(2) =6a(3) =16a(4) =38a(5) =98a(6) =244a(7) =614a(8) =1542a(9) =3872a(10) =9726a(11) =24426a(12) =61348a(13) =154078a(14) =386974a(15) =971904a(16) =2440982a(17) =6130642a(18) =15397396a(19) =38671286a(20) =97124758a(21) =243933408a(22) =612650254a(23) =1538699994a(24) =3864517572a(25) =9705918062a(26) =24376870766a(27) =61223660096a(28) =153766108518

External references