100337

Appears in sequences

• Positive numbers k such that k and 7*k are anagrams in base 8 (written in base 8).at n=7A023078
• Semiprimes of the form p*q where p < q such that q divides p^(q+1) + 1 and (q-p)^(q+1) + 1.at n=20A278921