47741

Properties

Appears in sequences

• Truncated cube numbers.at n=12A005912
• Primes of the form (4*k + 3)^2 + (4*k + 2)^2 where k=0,1,2,3,...at n=14A087872
• Primes p of the form k*(k + 1) - 1 such that p and p + 2 are twin primes.at n=29A088486
• Primes of the form 8*n^2 + 4*n + 1.at n=24A102130
• Primes from merging of 5 successive digits in decimal expansion of e.at n=24A104846
• Primes p of Erdos-Selfridge class 5+ with largest prime factor of p+1 not of class 4+.at n=4A129473
• Hypotenuse C of primitive Pythagorean triangles such that perimeters are Averages of twin prime pairs, q=p+1, a=q^2-p^2, c=q^2+p^2, b=2*p*q, s=a+b+c, s-+1 are primes.at n=16A155175
• Primes in A155175.at n=9A155185
• Primes of the form (p^2-1)/4-p where p are also primes.at n=33A165557
• Number of (n+3) X 7 binary arrays with every 4 X 4 subblock commuting with each horizontal and vertical neighbor 4 X 4 subblock.at n=16A188100
• Primes formed by concatenating palindromes having even number of digits with 1.at n=16A210534
• Initial members of prime quadruples (n, n+2, n+36, n+38).at n=29A248367
• Primes whose anti-divisors sum to a prime.at n=19A259932
• Primes p such that p+2 is prime with prime(p+2)-prime(p)=6.at n=23A261533
• Primes of the form (1 + x)^y + (-x)^y where y is a divisor of x.at n=44A285887
• Lesser of twin primes for which phi(p-1) < phi(p+1).at n=10A286715
• Primes p such that q^2 - p^2 + 1 is the square of a composite number where p and q are consecutive primes.at n=40A316934
• Primes p such that 2p-1 is a square and 2p+1 is also prime.at n=7A386995
• Prime numbersat n=4922