Number of length 4+6 0..n arrays with every seven consecutive terms having the maximum of some two terms equal to the minimum of the remaining five terms.
A250158
Number of length 4+6 0..n arrays with every seven consecutive terms having the maximum of some two terms equal to the minimum of the remaining five terms.
Terms
- a(0) =654a(1) =20513a(2) =240144a(3) =1611449a(4) =7601062a(5) =28153337a(6) =87461488a(7) =237724881a(8) =581746318a(9) =1307985393a(10) =2742532640a(11) =5423404233a(12) =10203578438a(13) =18390302857a(14) =31929395744a(15) =53644545313a(16) =87542977998a(17) =139200320065a(18) =216239016816a(19) =328916299865
External references
- oeis: A250158