52233

Appears in sequences

• Number of 3-valent trees (= boron trees or binary trees) with n nodes.at n=20A000672
• Numbers n such that 39*2^n-1 is a prime.at n=19A050545
• Number of unrooted bifurcating tree shapes with n leaves.at n=20A129860
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 581", based on the 5-celled von Neumann neighborhood.at n=37A273071