75688

Appears in sequences

• 24 'Reverse and Add' steps are needed to reach a palindrome.at n=54A065318
• Number of triangular number parts in all partitions of n.at n=34A263235
• a(n) = A333552(A333551(n)): indices of terms in Recamán's sequence A005132 where the construction avoided a record-sized collision.at n=53A333553
• Absolute discriminants of imaginary quadratic number fields with elementary bicyclic 5-class group (5,5).at n=24A359871