27499

Appears in sequences

• Family 1 "Rule 90 x Rule 150 Array" read by antidiagonals.at n=31A048710
• a(n) = 44*n^2 - 1.at n=24A158628
• a(n) = ((1 + 3*sqrt(2))*(5 + sqrt(2))^n + (1 - 3*sqrt(2))*(5 - sqrt(2))^n)/2.at n=5A163616
• a(n) = prime(n) * prime(2*n-1).at n=27A219603
• Numbers k such that k!! - 32 is prime.at n=13A262772
• Binary palindromic numbers whose digit sum and aliquot sum are also binary palindromic.at n=16A363965