Number of (n+1)X(4+1) arrays of permutations of 0..n*5+4 with each element having directed index change 0,0 0,1 1,0 -1,0 or 0,-2.
A264213
Number of (n+1)X(4+1) arrays of permutations of 0..n*5+4 with each element having directed index change 0,0 0,1 1,0 -1,0 or 0,-2.
Terms
- a(0) =172a(1) =3736a(2) =97332a(3) =2407816a(4) =60472721a(5) =1511983080a(6) =37854981564a(7) =947369885896
External references
- oeis: A264213