Number of third differences of arrays of length n+3 of numbers in 0..4.
A228256
Number of third differences of arrays of length n+3 of numbers in 0..4.
Terms
- a(0) =33a(1) =565a(2) =6419a(3) =53315a(4) =315601a(5) =1688101a(6) =8717049a(7) =44633821a(8) =227363409a(9) =1153594261a(10) =5835080169a(11) =29443836301a(12) =148292923329a(13) =745759583941
External references
- oeis: A228256