Number of length 2+6 0..n arrays with no seven consecutive terms having the maximum of any two terms equal to the minimum of the remaining five terms.
A250061
Number of length 2+6 0..n arrays with no seven consecutive terms having the maximum of any two terms equal to the minimum of the remaining five terms.
Terms
- a(0) =21a(1) =1299a(2) =18966a(3) =142170a(4) =715155a(5) =2753061a(6) =8746524a(7) =24049476a(8) =59084865a(9) =132643335a(10) =276590226a(11) =542336574a(12) =1009470111a(13) =1796982585a(14) =3077570040a(15) =5095523016a(16) =8188763949a(17) =12815629371a(18) =19587034830a(19) =29304700770a(20) =43006157931a(21) =62017291149
External references
- oeis: A250061