9729720

Appears in sequences

• Sums of 2 distinct primorials.at n=33A177689
• Least decagonal (10-gonal) number that is the product of n decagonal numbers greater than 1.at n=2A225070
• Numbers x such that there exist a pair y, n with x < y, x != n and y != n that makes {x,y,n,n} an amicable multiset.at n=27A273970
• Triangle read by rows: T(n,k) = A002110(n) + A002110(k), 0 <= k <= n; sums of two primorials, not necessarily distinct.at n=42A370121
• Triangle read by rows: T(n,k) = A002110(n) + A002110(k), 1 <= k <= n; sums of two primorials > 1, not necessarily distinct.at n=33A370134
• Numbers k such that k is a multiple of A327860(k), where A327860 is the arithmetic derivative of the primorial base exp-function.at n=22A380527