T(n,k)=Number of (n+1)X(k+1) arrays of permutations of 0..(n+1)*(k+1)-1 with each element having index change (+-,+-) 0,0 0,1 0,2 or 1,0.

A263816

T(n,k)=Number of (n+1)X(k+1) arrays of permutations of 0..(n+1)*(k+1)-1 with each element having index change (+-,+-) 0,0 0,1 0,2 or 1,0.

Terms

    a(0) =9a(1) =82a(2) =32a(3) =572a(4) =948a(5) =121a(6) =3682a(7) =18776a(8) =11305a(9) =450a(10) =25001a(11) =333429a(12) =643905a(13) =134028a(14) =1681a(15) =170946a(16) =6425985a(17) =31916832a(18) =21876416a(19) =1590733a(20) =6272a(21) =1157993a(22) =124854432a(23) =1746531193a(24) =3019386508a(25) =744805993a(26) =18875976a(27) =23409a(28) =7844192a(29) =2392853088

External references