38735

Appears in sequences

• Numbers k such that j(k)*phi(k) = sigma(phi(k)), j(k) = A033831(k).at n=22A033856
• Rounded area of squares and pentagons which arrange as successively circumscribing.at n=25A216198
• Numbers k such that (16*10^k + 161)/3 is prime.at n=29A273265