53688

Appears in sequences

• Expansion of x^2*(1 + 2*x - x^2) / ((1 + x)*(1 - x - 4*x^2 + 2*x^3)).at n=15A173650
• Sequence of distinct least positive numbers such that the average of the first n terms is a Fibonacci number.at n=31A248982
• Number of ways to put n red and n blue balls into n indistinguishable boxes.at n=10A254686
• Number of factorizations of m^n into exactly ten factors, where m is a product of two distinct primes.at n=10A277246
• Number of ways to write n as an ordered sum of 6 nonzero decimal palindromes.at n=30A341203