Number of length 1+5 0..n arrays with no six consecutive terms having two times the sum of any two elements equal to the sum of the remaining four.
A249234
Number of length 1+5 0..n arrays with no six consecutive terms having two times the sum of any two elements equal to the sum of the remaining four.
Terms
- a(0) =42a(1) =486a(2) =2772a(3) =10620a(4) =32070a(5) =81402a(6) =183696a(7) =376752a(8) =718530a(9) =1289430a(10) =2201892a(11) =3603396a(12) =5688582a(13) =8702250a(14) =12954360a(15) =18823392a(16) =26773506a(17) =37358622a(18) =51242100a(19) =69200820a(20) =92147742a(21) =121136346a(22) =157385352a(23) =202283880a(24) =257418690a(25) =324579342
External references
- oeis: A249234