53535

Appears in sequences

• Palindromes with exactly 4 distinct prime factors.at n=30A046394
• Number of covers of an unlabeled n-set such that every point of the set is covered by exactly 5 subsets of the cover and that intersection of every 5 subsets of the cover contains at most one point.at n=4A058792
• Numbers n with property that every digit is a prime factor of n.at n=41A062239
• Palindromic primes in base 6 (written in base 6).at n=27A117701
• a(n) = (4*n^3 + 11*n^2 + 9*n + 2)/2.at n=29A135712
• Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 502", based on the 5-celled von Neumann neighborhood.at n=15A282685
• Number of compositions (ordered partitions) of n into nontrivial divisors of n.at n=50A294137
• Array read by antidiagonals: A(n,k) is the number of nonisomorphic T_0 n-regular set multipartitions (multisets of sets) on a k-set.at n=60A331508