a(n) = coefficient of sqrt(2) in the expansion of (3 + sqrt(2) + sqrt(3))^n.
A377114
a(n) = coefficient of sqrt(2) in the expansion of (3 + sqrt(2) + sqrt(3))^n.
Terms
- a(0) =0a(1) =1a(2) =6a(3) =38a(4) =240a(5) =1504a(6) =9360a(7) =57968a(8) =357888a(9) =2205376a(10) =13574784a(11) =83503232a(12) =513469440a(13) =3156723712a(14) =19404782592a(15) =119276106752a(16) =733133340672
External references
- oeis: A377114