343144domain: NAppears in sequencesNumbers k such that 285*2^k + 1 is prime.at n=37A053359Let 2^k = smallest power of 2 >= binomial(n,[n/2]); a(n) = 2^k - binomial(n,[n/2]).at n=22A094779Let 2^k = smallest power of 2 >= binomial(2n,n); a(n) = 2^k - binomial(2n,n).at n=11A094780