112344

Appears in sequences

• Theta series of direct sum of 4 copies of hexagonal lattice.at n=16A008655
• a(n) = (1/6)*Sum_{k=0..n} binomial(n,k)*Fibonacci(k)*6^k.at n=5A087579
• floor((log(4)/log(3))^n).at n=50A140881
• Composite numbers n such that n+2 is also composite and such that (sopfr(n), sopfr(n+2)) is a twin prime pair. A001414 explains notation 'sopfr(n)'.at n=9A247048