6612607849domain: NAppears in sequencesa(n) = 8^n - 7^n.at n=11A016177Nexus numbers: a(n) = (n+1)^11 - n^11.at n=7A022527Primes of the form 8^k-7^k.at n=1A147670Primes of the form (k+1)^11 - k^11.at n=1A189055