Number of -6..6 arrays x(0..n+1) of n+2 elements with zero sum and no two neighbors summing to zero.
A199830
Number of -6..6 arrays x(0..n+1) of n+2 elements with zero sum and no two neighbors summing to zero.
Terms
- a(0) =102a(1) =1144a(2) =11384a(3) =124982a(4) =1402934a(5) =15805218a(6) =179213048a(7) =2044221894a(8) =23427591518a(9) =269528370904
External references
- oeis: A199830