74572

Appears in sequences

• Numbers n, not divisible by 3, 5, 7 or 11, such that A000203(n)-n-1 and 2*n+1-A000203(n) are prime numbers.at n=25A180268
• Numbers k such that sum of the divisors of k equals the sum of the reversals of the divisors of k. Numbers with all palindrome divisors are not in the sequence.at n=41A196677
• a(n) = number of partitions of n whose difference multiset has at least one duplicate; see Comments.at n=44A364612
• Total number of parts in all partitions of n with designated summands.at n=21A388064