Number of (4+1)X(n+1) arrays of permutations of 0..n*5+4 with each element having directed index change 0,1 0,-2 1,0 or -1,0.
A264303
Number of (4+1)X(n+1) arrays of permutations of 0..n*5+4 with each element having directed index change 0,1 0,-2 1,0 or -1,0.
Terms
- a(0) =0a(1) =56a(2) =192a(3) =1672a(4) =25080a(5) =146688a(6) =1346944a(7) =13834555a(8) =104830640a(9) =937391448a(10) =8580314512a(11) =71419802456a(12) =629686664072
External references
- oeis: A264303