Number of -n..n arrays x(0..6) of 7 elements with sum zero and with zeroth through 6th differences all nonzero.
A200043
Number of -n..n arrays x(0..6) of 7 elements with sum zero and with zeroth through 6th differences all nonzero.
Terms
- a(0) =0a(1) =214a(2) =5268a(3) =41228a(4) =192280a(5) =674234a(6) =1882238a(7) =4559584a(8) =9869410a(9) =19627458a(10) =36265862a(11) =63537830a(12) =105895974a(13) =169797756a(14) =263132194a(15) =395819648a(16) =579860740a(17) =831059432a(18) =1166406254a(19) =1608524888
External references
- oeis: A200043