Number of -5..5 arrays x(0..n+1) of n+2 elements with zero sum and nonzero second differences.
A200550
Number of -5..5 arrays x(0..n+1) of n+2 elements with zero sum and nonzero second differences.
Terms
- a(0) =80a(1) =836a(2) =7778a(3) =75792a(4) =737460a(5) =7286542a(6) =72366820a(7) =723237026a(8) =7258296910a(9) =73127883596a(10) =739101010202
External references
- oeis: A200550