1507968

Appears in sequences

• Let C(n) = product of composite numbers between the n-th prime and (n+1)-th prime; a(n) = floor(C(n+1)/C(n)).at n=8A073836
• First column sequence of the array (7,2)-Stirling2 A091747.at n=3A091545
• Generalized Stirling2 array (7,2).at n=9A091747
• a(n) = (n-3)*(n-2)*(n-1)*n*(n+1)/30.at n=35A210569