Number of -6..6 arrays x(0..n+2) of n+3 elements with zero sum and nonzero second and third differences.
A200202
Number of -6..6 arrays x(0..n+2) of n+3 elements with zero sum and nonzero second and third differences.
Terms
- a(0) =1316a(1) =14842a(2) =168054a(3) =1910006a(4) =21939870a(5) =253625670a(6) =2949336370a(7) =34451583494a(8) =403936559664
External references
- oeis: A200202