Number of length 1+6 0..n arrays with no seven consecutive terms having the maximum of any three terms equal to the minimum of the remaining four terms.
A249884
Number of length 1+6 0..n arrays with no seven consecutive terms having the maximum of any three terms equal to the minimum of the remaining four terms.
Terms
- a(0) =35a(1) =805a(2) =7420a(3) =40740a(4) =161315a(5) =510965a(6) =1377040a(7) =3284400a(8) =7120155a(9) =14296205a(10) =26954620a(11) =48220900a(12) =82510155a(13) =135891245a(14) =216513920a(15) =335104000a(16) =505531635a(17) =745457685a(18) =1077063260a(19) =1527867460a(20) =2131638355a(21) =2929402245a(22) =3970556240
External references
- oeis: A249884