100335

Appears in sequences

• Smallest k whose 'Reverse and Subtract' trajectory has a preperiodic part of length n.at n=35A072138
• Least number that requires n steps to reach 0 by repeated application of f: x -> abs(x - reverse(x)).at n=35A109891
• Sums involving triangle A096815.at n=12A212422
• Number of permutations (p(1),p(2),...,p(n)) of (1,2,...,n) such that p(i)-i is in {-2,-1,4} for all i=1,...,n.at n=42A376743