40093

Properties

Appears in sequences

• Primes p such that |p - q| is a square, where q is the reversal of p.at n=37A059798
• Non-palindromic primes which on subtracting their reversal give perfect squares.at n=16A080177
• Primes from merging of 5 successive digits in decimal expansion of cos(1).at n=1A104961
• a(n) = prime(prime(n^2)).at n=23A217623
• Primes that are exactly between the nearest square and the nearest triangular number.at n=20A233443
• Number of 4 X n binary arrays with rows lexicographically nondecreasing and columns lexicographically nondecreasing and row sums nondecreasing and column sums nonincreasing.at n=35A266937
• Primes that can be generated by the concatenation in base 2, in ascending order, of two consecutive integers read in base 10.at n=25A287018
• Primes that can be generated by the concatenation in base 4, in ascending order, of two consecutive integers read in base 10.at n=22A287302
• Primes of the form A321513(k) + 1 for some k > 0.at n=41A352966
• a(2) = a(3) = 1; for n >3, a(n) = largest prime factor of n-th Tribonacci number.at n=37A366584
• Prime numbersat n=4211