T(n,k) = Number of n X k integer arrays with each element equal to the number of horizontal, vertical, diagonal and antidiagonal neighbors less than itself.

A265960

T(n,k) = Number of n X k integer arrays with each element equal to the number of horizontal, vertical, diagonal and antidiagonal neighbors less than itself.

Terms

    a(0) =1a(1) =3a(2) =3a(3) =5a(4) =75a(5) =5a(6) =11a(7) =235a(8) =235a(9) =11a(10) =26a(11) =4267a(12) =2031a(13) =4267a(14) =26a(15) =55a(16) =72764a(17) =31940a(18) =31940a(19) =72764a(20) =55a(21) =119a(22) =527311a(23) =1002328a(24) =8205996a(25) =1002328a(26) =527311a(27) =119a(28) =263a(29) =7155883

External references