Number of length n+2 0..2 arrays with the sum of the maximum minus the minimum of adjacent triples multiplied by some arrangement of +-1 equal to zero.

A252171

Number of length n+2 0..2 arrays with the sum of the maximum minus the minimum of adjacent triples multiplied by some arrangement of +-1 equal to zero.

Terms

    a(0) =3a(1) =49a(2) =83a(3) =369a(4) =957a(5) =3217a(6) =9295a(7) =28977a(8) =86267a(9) =262541a(10) =787121a(11) =2374869a(12) =7129517a(13) =21441049a(14) =64366847a(15) =193314809a(16) =580205169a(17) =1741524549a(18) =5225949099a(19) =15681813101a(20) =47052271005a(21) =141174409049a(22) =423556062389

External references