4*Denominator of S(n)/Pi^n, where S(n) = Sum_{k=-inf..+inf} ((4k+1)^(-n)).
A050971
4*Denominator of S(n)/Pi^n, where S(n) = Sum_{k=-inf..+inf} ((4k+1)^(-n)).
Terms
- a(0) =1a(1) =2a(2) =8a(3) =24a(4) =384a(5) =240a(6) =46080a(7) =40320a(8) =2064384a(9) =725760a(10) =3715891200a(11) =159667200a(12) =392398110720a(13) =12454041600
External references
- oeis: A050971