283342

Appears in sequences

• Numbers k such that s(k) + s(k+1) + ... + s(k+4) = t(k) + t(k+1) + ... + t(k+4).at n=3A033912
• Numbers k such that 3*R_k - 10 is prime, where R_k = 11...1 is the repunit (A002275) of length k.at n=30A256773