T(n,k)=Number of (n+1)X(k+1) 0..7 arrays with column and row pair sums b(i,j)=a(i,j)+a(i,j-1) and c(i,j)=a(i,j)+a(i-1,j) nondecreasing in column and row directions, respectively.
A204339
T(n,k)=Number of (n+1)X(k+1) 0..7 arrays with column and row pair sums b(i,j)=a(i,j)+a(i,j-1) and c(i,j)=a(i,j)+a(i-1,j) nondecreasing in column and row directions, respectively.
Terms
- a(0) =1212a(1) =22294a(2) =22294a(3) =296860a(4) =947240a(5) =296860a(6) =3478214a(7) =28167739a(8) =28167739a(9) =3478214a(10) =35861109a(11) =618981328a(12) =1641649698a(13) =618981328a(14) =35861109a(15) =338578395a(16) =11129487382a(17) =68380482851a(18) =68380482851a(19) =11129487382a(20) =338578395a(21) =2968107693a(22) =167047130892
External references
- oeis: A204339