a(n) = (a(n-1)+(2n-1))*(2n) with a(0) = 0.
A093302
a(n) = (a(n-1)+(2n-1))*(2n) with a(0) = 0.
Terms
- a(0) =0a(1) =2a(2) =20a(3) =150a(4) =1256a(5) =12650a(6) =151932a(7) =2127230a(8) =34035920a(9) =612646866a(10) =12252937700a(11) =269564629862
External references
- oeis: A093302