181545

Appears in sequences

• q-factorial numbers for q=-8.at n=4A015022
• Numbers k such that (83*10^(k-1) + 61)/9 is a depression prime.at n=6A082718
• Numbers k such that k^12 + 4094 is prime.at n=1A126894
• a(n) = A000265(A263931(n)).at n=34A356637
• Odd numbers k such that k divides A163511(k).at n=24A364495
• a(n) = Product_{i=1..n} 1 - i + n*(n - i + 1) - (n - 2*i + 1)*((n - i + 1) mod 2).at n=5A382597
• Odd spoof k-perfect numbers of order <= 10.at n=9A389834