Number of length 1+6 0..n arrays with no seven consecutive terms having five times the sum of any two elements equal to two times the sum of the remaining five.
A249213
Number of length 1+6 0..n arrays with no seven consecutive terms having five times the sum of any two elements equal to two times the sum of the remaining five.
Terms
- a(0) =126a(1) =1792a(2) =14336a(3) =67452a(4) =242494a(5) =714980a(6) =1826748a(7) =4173442a(8) =8762390a(9) =17110282a(10) =31597020a(11) =55472158a(12) =93560894a(13) =152043682a(14) =239777076a(15) =367458644a(16) =550136314a(17) =805205100a(18) =1156638980a(19) =1631284144a(20) =2265657954a(21) =3099326244a(22) =4185802572
External references
- oeis: A249213