167441

Properties

Appears in sequences

• Number of base 21 circular n-digit numbers with adjacent digits differing by 1 or less.at n=10A124714
• Prime p such that p and p+2 are twin primes and p^2+p-1 p^2+p+1 are also twin primes.at n=29A228968
• Primes p for which p^i - 4 is prime for i = 1, 3 and 5.at n=22A243818
• Centered 13-gonal (or tridecagonal) primes.at n=32A262493
• Prime numbersat n=15297