Number of nX7 nonnegative integer arrays with upper left 0 and lower right its king-move distance away minus 3 and every value increasing by 0 or 1 with every step right, diagonally se or down.
A253010
Number of nX7 nonnegative integer arrays with upper left 0 and lower right its king-move distance away minus 3 and every value increasing by 0 or 1 with every step right, diagonally se or down.
Terms
- a(0) =20a(1) =231a(2) =2902a(3) =33533a(4) =309990a(5) =2327062a(6) =14697256a(7) =541365583a(8) =9617848524a(9) =90094114144a(10) =499454404412
External references
- oeis: A253010