T(3n,2n), where T is the array in A127832.
A127833
T(3n,2n), where T is the array in A127832.
Terms
- a(0) =0a(1) =4a(2) =54a(3) =954a(4) =19116a(5) =412430a(6) =9343712a(7) =219173604a(8) =5276758498a(9) =129640779394
External references
- oeis: A127833