223781

Properties

Appears in sequences

• Primes of the form (4*k + 3)^2 + (4*k + 2)^2 where k=0,1,2,3,...at n=22A087872
• Number of binary strings of length n with no substrings equal to 000, 001, or 010.at n=31A164316
• Primes p such that p^3 + 6, p^3 + 12 and p^3 + 18 are all prime.at n=4A173628
• The first of two consecutive primes the sum of which is equal to the sum of two consecutive heptagonal numbers.at n=9A298466
• Prime numbersat n=19923