72353

Properties

Appears in sequences

• Numbers that are the sum of 3 nonzero 8th powers.at n=14A003381
• Numbers that are the sum of at most 3 nonzero 8th powers.at n=28A004876
• Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 23.at n=15A031611
• Euclid-Mullin sequence (A000945) with initial value a(1)=5 instead of a(1)=2.at n=15A051308
• a(n) = 2^n + 3^n + 4^n.at n=8A074526
• Primes of the form 2^k + 3^k + 4^k.at n=4A081506
• Primes with at least one of each prime digit.at n=33A108419
• Prime numbers that are the sum of three distinct positive eighth powers.at n=0A126658
• Emirps with only prime digits (i.e., 2, 3, 5, 7).at n=25A128388
• Larger of emirps (pairs) with only prime digits (A128388).at n=9A133753
• Emirps with a prime number of only prime digits.at n=17A137833
• Larger of emirps (pairs) with a prime number of only prime digits.at n=5A137835
• Emirps using only and all of the prime digits 2,3,5,7.at n=10A137836
• Emirps made up of a prime number of only prime digits including all of 2,3,5,7.at n=6A137837
• Primes with a prime number of digits and using all of the prime digits 2, 3, 5, 7 at least once and no other digits.at n=25A153770
• a(n) = 14*n^3 - 30*n^2 + 24*n - 7.at n=17A155883
• Primes whose digits are primes and reverse is prime.at n=40A160748
• Numbers which are the sums of consecutive eighth powers.at n=9A217848
• Primes whose base-9 representation also is the base-3 representation of a prime.at n=36A235472
• Smallest prime p such that p - floor(sqrt(p))^2 = n^2.at n=22A242991