54512

Appears in sequences

• Solutions of a fifth-order probability difference equation.at n=21A001949
• Define the generalized Pisot sequence T(a(0),a(1)) by: a(n+2) is the greatest integer such that a(n+2)/a(n+1) < a(n+1)/a(n). This is T(16,32).at n=12A018923
• a(1) = 1, a(n+1) is the sum of a(n) and ceiling( arithmetic mean of a(1) ... a(n) ).at n=44A065095
• Nonprimes in the triangle A141020.at n=33A141031
• Numbers k such that k and k + 1 are both of the form p*q^4 where p and q are distinct primes.at n=10A215197
• Sum of the largest parts in the partitions of n into 7 parts.at n=42A308933
• Numbers k such that k and k+1 both have the same number of squarefree divisors and powerful divisors.at n=18A360904