Number of length 7+6 0..n arrays with every seven consecutive terms having five times the sum of some two elements equal to two times the sum of the remaining five.
A249262
Number of length 7+6 0..n arrays with every seven consecutive terms having five times the sum of some two elements equal to two times the sum of the remaining five.
Terms
- a(0) =2a(1) =395a(2) =2048a(3) =10673a(4) =37442a(5) =108563a(6) =808062a(7) =3740629a(8) =13127340a(9) =38825157a(10) =94960850a(11) =215453191a(12) =424999552a(13) =1008380863a(14) =2063509454a(15) =4039976617a(16) =7165289688a(17) =12299895523a(18) =19709723854a(19) =30865936641
External references
- oeis: A249262