120274

Appears in sequences

• Number of partitions into pairs.at n=5A006200
• d(n,s) = number of perfect matchings on {1, 2, ..., n} with s short pairs.at n=39A079267
• Denominators of r-Egyptian fraction expansion for sqrt(3) - 1, where r(k) = 1/Fibonacci(k+1).at n=5A270397
• Starts of runs of 3 consecutive integers that are Wythoff-Niven numbers (A364006).at n=22A364008