499200

Appears in sequences

• Number of rationals in [0, 1) having at most n preperiodic bits, then at most n periodic bits.at n=8A119921
• Numbers k such that k and k^2 use only the digits 0, 2, 4, 6 and 9.at n=47A136905
• Number of (n+2) X 4 binary arrays avoiding patterns 001 and 101 in rows and columns.at n=21A202196
• The greedy sequence of real numbers at least 1 that do not contain any 4-term geometric progressions with integer ratio.at n=25A235055
• Sequence A255412 sorted into ascending order, with duplicates removed.at n=26A254035
• a(n) = A000203(A255334(n)).at n=30A255412
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 49", based on the 5-celled von Neumann neighborhood.at n=18A285559
• Orders of the finite groups Aut(GL_2(K)) when K is a finite field with q = A246655(n) elements.at n=13A353247