a(n) = 7*a(n-1) - a(n-2) + 4, with a(0) = 0, a(1) = 5.
A003482
a(n) = 7*a(n-1) - a(n-2) + 4, with a(0) = 0, a(1) = 5.
Terms
- a(0) =0a(1) =5a(2) =39a(3) =272a(4) =1869a(5) =12815a(6) =87840a(7) =602069a(8) =4126647a(9) =28284464a(10) =193864605a(11) =1328767775a(12) =9107509824a(13) =62423800997a(14) =427859097159
External references
- oeis: A003482