a(n) = A000984(n)*A000172(n), which is the term-wise product of the Central binomial coefficients and Franel numbers, respectively.
A181418
a(n) = A000984(n)*A000172(n), which is the term-wise product of the Central binomial coefficients and Franel numbers, respectively.
Terms
- a(0) =1a(1) =4a(2) =60a(3) =1120a(4) =24220a(5) =567504a(6) =14030016a(7) =360222720a(8) =9513014940a(9) =256758913840
External references
- oeis: A181418