Volume of n-dimensional sphere of radius r is V_n*r^n = Pi^(n/2)*r^n/(n/2)! = C_n*Pi^floor(n/2)*r^n; sequence gives denominator of C_n.
A072346
Volume of n-dimensional sphere of radius r is V_n*r^n = Pi^(n/2)*r^n/(n/2)! = C_n*Pi^floor(n/2)*r^n; sequence gives denominator of C_n.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =3a(4) =2a(5) =15a(6) =6a(7) =105a(8) =24a(9) =945a(10) =120a(11) =10395a(12) =720a(13) =135135a(14) =5040a(15) =2027025a(16) =40320a(17) =34459425a(18) =362880a(19) =654729075a(20) =3628800a(21) =13749310575a(22) =39916800a(23) =316234143225a(24) =479001600a(26) =6227020800a(28) =87178291200
External references
- oeis: A072346