Number of length 6+6 0..n arrays with no seven consecutive terms having four times the sum of any three elements equal to three times the sum of the remaining four.

A249203

Number of length 6+6 0..n arrays with no seven consecutive terms having four times the sum of any three elements equal to three times the sum of the remaining four.

Terms

    a(0) =3872a(1) =208876a(2) =7758744a(3) =102366154a(4) =907556600a(5) =5613806736a(6) =28830275130a(7) =120170303776a(8) =431319297246

External references