a(n) = 6*a(n - 1) - a(n - 2) with a(0) = 2, a(1) = 8.
A266507
a(n) = 6*a(n - 1) - a(n - 2) with a(0) = 2, a(1) = 8.
Terms
- a(0) =2a(1) =8a(2) =46a(3) =268a(4) =1562a(5) =9104a(6) =53062a(7) =309268a(8) =1802546a(9) =10506008a(10) =61233502a(11) =356895004a(12) =2080136522a(13) =12123924128a(14) =70663408246a(15) =411856525348
External references
- oeis: A266507