a(n) = 4^n * [x^n] Product_{k>=1} 1/(1 - 3*x^k)^(1/2).
A370714
a(n) = 4^n * [x^n] Product_{k>=1} 1/(1 - 3*x^k)^(1/2).
Terms
- a(0) =1a(1) =6a(2) =78a(3) =780a(4) =8790a(5) =90708a(6) =1015692a(7) =10964760a(8) =122893926a(9) =1370476932a(10) =15518261220a(11) =176063641512
External references
- oeis: A370714