709920

Appears in sequences

• a(n) = n*(n^4-1)/2.at n=15A027484
• a(n) = (prime(n)^5 - prime(n))/2.at n=6A138424
• Numbers k such that k+1 is a prime, k+2 is twice a prime, k+3 is three times a prime, and k+4 is four times a prime.at n=27A278585