78163

Properties

Appears in sequences

• Numbers k such that in k and k^2 the parity of digits alternates.at n=45A030153
• Prime Friedman numbers.at n=47A112419
• Prime numbers ending in the prime number 163.at n=21A167627
• Minimal number (in decimal representation) with n nonprime substrings in base-5 representation (substrings with leading zeros are considered to be nonprime).at n=30A217105
• Primes p for which p^i + 4 is prime for i = 1, 3 and 5.at n=10A243780
• Number of nX4 0..1 arrays with every element equal to 1, 3, 4, 5 or 6 king-move adjacent elements, with upper left element zero.at n=7A298450
• T(n,k)=Number of nXk 0..1 arrays with every element equal to 1, 3, 4, 5 or 6 king-move adjacent elements, with upper left element zero.at n=58A298454
• Prime numbersat n=7675