25218

Appears in sequences

• a(n) = b(n) - c(n) where b(n) = [ (3/2)^n ] and c(n) is the n-th number not in sequence b.at n=24A014250
• Equal count of primes congruent to 1 mod 4 and 3 mod 4 associated with primes in A007351 (the zero beginning the sequence indicates the prime 2).at n=25A092198
• Index of end of n-th generation of terms in A063882.at n=12A132175