33377

Properties

Appears in sequences

• Primes that contain digits 3 and 7 only.at n=11A020463
• Primes in which each digit occurs in runs of at least 2.at n=7A034873
• Smallest n-digit prime containing only digits 3 and 7, or 0 if no such prime exists.at n=4A036942
• Base-9 palindromes that start with 5.at n=27A043032
• Second term p(m) of strong prime sextets: p(m)-p(m-1) > p(m+1)-p(m) > p(m+2)-p(m+1) > p(m+3)-p(m+2) > p(m+4)-p(m+3).at n=9A054814
• Primes with only prime digits and whose initial, all intermediate and final iterated sums of digits are primes.at n=13A070029
• a(1) = 1, a(n) = prime equal to n-th partial sum of A073852.at n=14A073854
• Primes having only {3, 5, 7} as digits.at n=29A087363
• Perfect zip primes (i.e., order-k zip primes, with k = number of digits).at n=15A096148
• a(n) = 2^n-1 + Fibonacci(n).at n=14A101351
• Integers that do not appear in A103502.at n=14A103504
• Larger prime in pair prime(k) +/- k for some k.at n=40A107637
• Primes with a prime number of digits, all of them prime, that add up to a prime.at n=25A110028
• Primes in which the frequency of every digit is also prime.at n=29A113615
• Primes p such that there exist three primes q, r and s with p^3=q^3+r^3+s^3.at n=37A114923
• Let p be an element of A110028. Let L(p) be the sorted list of digits of p and let LL be the set of all L(p) with duplicates removed and ordered lexicographically. Then a(n) is the first element of A110028 such that L(a(n))=LL(n).at n=14A117608
• Numbers containing only digits 3 or 7 in decimal representation.at n=33A143967
• Number of n X n binary arrays symmetric about both diagonal and antidiagonal with all ones connected only in a 1001-1001-1111 pattern in any orientation.at n=20A147409
• Primes in toothpick sequence A153006.at n=31A153009
• Primes containing the string 333.at n=26A166581