74201

Properties

Appears in sequences

• a(n) = floor(n*(n-1)*(n-2)*(n-3)/15).at n=34A011925
• First term of weak prime sextet: p(m+1)-p(m) < p(m+2)-p(m+1) < p(m+3)-p(m+2) < p(m+4)-p(m+3) < p(m+5)-p(m+4).at n=26A054828
• Lesser of Twin prime numbers of the form : i^2+j^3, as sum of square and cube, if Greater Twin prime number also of the form : i^2+j^3, as sum of square and cube.at n=14A143799
• Primes where the first digit equals the sum of all the other digits.at n=48A156307
• The sequence gives prime numbers formed from the sum of the squares of composite numbers and the corresponding prime numbers.at n=23A180233
• Primes p such that p and prime(p) end with the same three digits.at n=16A271045
• Positive integers k such that k^2 = A^2+B^2+C^2 and A^3+B^3+C^3 = m^3, where gcd(A,B,C) = 1 and A, B, C, m are positive integers.at n=9A337251
• Prime numbersat n=7321