Number of -n..n arrays x(0..9) of 10 elements with zero sum and no two neighbors summing to zero.
A199839
Number of -n..n arrays x(0..9) of 10 elements with zero sum and no two neighbors summing to zero.
Terms
- a(0) =138a(1) =88636a(2) =3685550a(3) =51077518a(4) =389832124a(5) =2044221894a(6) =8281149188a(7) =27785393300a(8) =80752300406a(9) =209581305608a(10) =496408914210
External references
- oeis: A199839