63825

Appears in sequences

• Binomial partial sums of the central Lah numbers.at n=4A187540
• The number of states in a Tower of Hanoi puzzle with three pegs and n discs, where a larger disc can be placed directly on top of a smaller one at most once per peg.at n=7A243521
• Odd numbers k that can be factored to such a pair of coprime factors x and y that A347381(k) < min(A347381(x), A347381(y)).at n=28A347390
• Positions of 4's in A347381.at n=54A347394