75451

Appears in sequences

• Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 77 ones.at n=1A031845
• Number of arrangements of n+2 numbers in 0..8 with each number being the sum mod 9 of two others.at n=3A183883
• Largest order of a rooted tree that does not contain a rooted caterpillar subtree of order n.at n=30A253062