68477

Properties

Appears in sequences

• Primes p from A031924 such that A052180(primepi(p)) = 31.at n=25A052237
• Initial term in sequence of four consecutive primes separated by 3 consecutive differences each <=6 (i.e., when d=2,4 or 6) and forming d-pattern=[6, 6,2]; short d-string notation of pattern = [662].at n=31A078857
• Primes from merging of 5 successive digits in decimal expansion of e.at n=23A104846
• Primes from merging of 5 successive digits in decimal expansion of exp(Pi).at n=15A105010
• 1/4 the number of arrangements of 4 nonzero numbers x(i) in -n..n with the sum of sign(x(i))*(|x(i)| mod x(i+1)) equal to zero.at n=27A189953
• Primes equal to a centered pentagonal number plus 1.at n=29A285810
• Prime numbersat n=6808