Number of length n+2 0..3 arrays with the sum of the maximum minus twice the median plus the minimum of adjacent triples multiplied by some arrangement of +-1 equal to zero.
A251423
Number of length n+2 0..3 arrays with the sum of the maximum minus twice the median plus the minimum of adjacent triples multiplied by some arrangement of +-1 equal to zero.
Terms
- a(0) =16a(1) =116a(2) =380a(3) =1888a(4) =7458a(5) =31980a(6) =127566a(7) =520568a(8) =2080650a(9) =8370976a(10) =33475854a(11) =134136344a(12) =536498498a(13) =2147099168a(14) =8588150878a(15) =34357874584a(16) =137430314336a(17) =549746688148
External references
- oeis: A251423