Make an infinite chessboard from the squares in the first quadrant; sequence gives number of squares a knight can reach in n moves starting at the origin.

A065450

Make an infinite chessboard from the squares in the first quadrant; sequence gives number of squares a knight can reach in n moves starting at the origin.

Terms

    a(0) =1a(1) =2a(2) =10a(3) =22a(4) =37a(5) =54a(6) =76a(7) =100a(8) =129a(9) =160a(10) =196a(11) =234a(12) =277a(13) =322a(14) =372a(15) =424a(16) =481a(17) =540a(18) =604a(19) =670a(20) =741a(21) =814a(22) =892a(23) =972a(24) =1057a(25) =1144a(26) =1236a(27) =1330a(28) =1429a(29) =1530

External references