131058

Appears in sequences

• (Smallest prime >= 2^n) + (largest prime <= 2^n).at n=16A092507
• Numbers that are exactly halfway between the nearest square and the nearest power of 2.at n=8A249875
• a(n) = k where wt(k) = n and k + wt(k) = a power of two, where wt(n) = A000120(n) = binary weight of n.at n=13A374348