a(n) = Product_{k=1..n} prime(2k-1), where prime(k) is k-th prime.
A066205
a(n) = Product_{k=1..n} prime(2k-1), where prime(k) is k-th prime.
Terms
- a(0) =2a(1) =10a(2) =110a(3) =1870a(4) =43010a(5) =1333310a(6) =54665710a(7) =2569288370a(8) =151588013830
External references
- oeis: A066205