Number of (n+2)X(4+2) nonnegative integer arrays with all values the knight distance from the upper left minus as much as 3, with successive minimum path knight move differences either 0 or +1, and any unreachable value zero.

A253338

Number of (n+2)X(4+2) nonnegative integer arrays with all values the knight distance from the upper left minus as much as 3, with successive minimum path knight move differences either 0 or +1, and any unreachable value zero.

Terms

    a(0) =7494a(1) =59519a(2) =722826a(3) =7184212a(4) =65795210a(5) =621408160a(6) =6203113283a(7) =46327921378a(8) =431150608201

External references