30803

Properties

Appears in sequences

• Palindromic reflectable primes.at n=13A007616
• Palindromes of form k^2 + k + 3.at n=8A027715
• Primes of form n^2 + n + 3.at n=22A027753
• Greater of two consecutive palindromes, both of which are prime.at n=13A032594
• Palindromic and prime Fibonacci-lucky numbers.at n=22A039679
• Base-10 palindromes that starts with 3.at n=30A043038
• Palindromic primes with at least one zero digit.at n=9A071783
• Binomial transform of generalized tetranacci numbers A073817: a(n)=Sum((-1)^k Binomial(n,k)*A073817(k),(k=0,..,n)).at n=18A075128
• Safe primes (A005385) (p and (p-1)/2 are primes) such that 12*p+1 is also prime.at n=59A075707
• Palindromic primes with nonprime middle digit.at n=25A076613
• Palindromic primes with middle digit 8.at n=6A082444
• Palindromic primes p with property that another palindromic prime with as many digits can be obtained by using all the digits of p with a different frequency >=1 (every digit is used at least once).at n=16A082807
• Palindromic primes whose digit permutation yields at least one other palindromic prime.at n=6A082808
• Integer quotients pi(m*prime(m))/m.at n=9A084298
• Palindromic good primes.at n=6A096473
• Where the records (A098968) occur in A046930 (if initial term is 0 not 1).at n=23A098969
• Prime index of A000101(n), maximal gap upper end prime index.at n=15A107578
• Palindromic primes p such that p's 10's complement is also a prime.at n=18A109862
• Palindromic primes that are not Chen primes.at n=22A118494
• Prime numbers obtained by inserting a 0 between each pair of adjacent digits of a prime number > 10.at n=31A119680