1472207

Appears in sequences

• Positive integers k such that k divides 12^k - 1.at n=21A014951
• Numbers k such that k | 10^k + 1.at n=29A015958
• Numbers k that divide 7^k + 4^k.at n=28A045592
• Numbers k that divide 6^k + 5^k.at n=31A045595
• Numbers n dividing u(n), where the Lucas sequence is defined u(i) = u(i-1) - 3*u(i-2) with initial conditions u(0)=0, u(1)=1.at n=24A228440
• Terms of A216427 that are the sum of two coprime terms of A216427.at n=31A307134