Number of (n+2)X(5+2) 0..1 arrays x(i,j) with every row sum{j*x(i,j), j=1..5+2} equal, and every column sum{i*x(i,j), i=1..n+2} equal, with upper left element zero.
A232651
Number of (n+2)X(5+2) 0..1 arrays x(i,j) with every row sum{j*x(i,j), j=1..5+2} equal, and every column sum{i*x(i,j), i=1..n+2} equal, with upper left element zero.
Terms
- a(0) =5a(1) =5a(2) =1a(3) =1a(4) =186a(5) =557a(6) =1a(7) =1a(8) =31989a(9) =139905a(10) =19105a(11) =27769a(12) =14704013a(13) =73506613a(14) =1a(15) =1
External references
- oeis: A232651