Number of length n+2 0..6 arrays with the sum of medians of adjacent triples multiplied by some arrangement of +-1 equal to zero.
A253127
Number of length n+2 0..6 arrays with the sum of medians of adjacent triples multiplied by some arrangement of +-1 equal to zero.
Terms
- a(0) =19a(1) =1197a(2) =2452a(3) =46945a(4) =246003a(5) =2521335a(6) =16987236a(7) =134079743a(8) =932611547a(9) =6789960255a(10) =47460044577a(11) =336719190243
External references
- oeis: A253127