22552

Appears in sequences

• E.g.f.: exp(x*exp(x*exp(x)) + 1/2*x^2*exp(x*exp(x))^2 + 1/4*x^4*exp(x*exp(x))^4).at n=6A060910
• Numbers using only the digits 2 and 5, that are both curved and straight.at n=36A072961
• Number of parts in all partitions of n in which every integer from the smallest part to the largest part occurs as a part.at n=39A117457
• Sums of 2 successive primes s = prime(m) + prime(m+1) such that all digits of s are primes.at n=16A173719
• Number of set partitions of [n] such that the difference between each element and its index (in the partition) is a multiple of three.at n=14A274860
• Expansion of 1/(1 - x/(1 - x/(1 - 2*x^2/(1 - 2*x^2/(1 - 3*x^3/(1 - 3*x^3/(1 - ...))))))), a continued fraction.at n=12A294410