Number of ways to fill a matrix with the first n positive integers.

A323295

Number of ways to fill a matrix with the first n positive integers.

Terms

    a(0) =1a(1) =1a(2) =4a(3) =12a(4) =72a(5) =240a(6) =2880a(7) =10080a(8) =161280a(9) =1088640a(10) =14515200a(11) =79833600a(12) =2874009600a(13) =12454041600a(14) =348713164800

External references