Number of solenoidal flows (flow in = flow out) in a 4 X 4 square array with integer velocities -n .. n.
A068723
Number of solenoidal flows (flow in = flow out) in a 4 X 4 square array with integer velocities -n .. n.
Terms
- a(0) =1a(1) =2053a(2) =160403a(3) =3096791a(4) =28905785a(5) =173429597a(6) =773568107a(7) =2789847759a(8) =8576204625a(9) =23279942261a(10) =57201104003a(11) =129540052071a(12) =274074872265a(13) =547436323149
External references
- oeis: A068723