Number of -3..3 arrays x(0..n+2) of n+3 elements with zero sum and nonzero second and third differences.
A200199
Number of -3..3 arrays x(0..n+2) of n+3 elements with zero sum and nonzero second and third differences.
Terms
- a(0) =186a(1) =1106a(2) =6418a(3) =37226a(4) =217946a(5) =1282168a(6) =7609122a(7) =45311478a(8) =270793444a(9) =1623115640a(10) =9752855676a(11) =58737147004a(12) =354446311678
External references
- oeis: A200199