Number of (n+1) X (3+1) arrays of permutations of 0..n*4+3 with each element having directed index change 0,0 1,1 0,-1 -1,1 or 0,-2.
A264239
Number of (n+1) X (3+1) arrays of permutations of 0..n*4+3 with each element having directed index change 0,0 1,1 0,-1 -1,1 or 0,-2.
Terms
- a(0) =21a(1) =95a(2) =804a(3) =5055a(4) =36193a(5) =243881a(6) =1688581a(7) =11546272a(8) =79399773a(9) =544596821a(10) =3739740969a(11) =25667019555a(12) =176203806580
External references
- oeis: A264239