44662

Appears in sequences

• Numbers k such that k and k^2 use only the digits 1, 2, 4, 6 and 9.at n=42A136995
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 371", based on the 5-celled von Neumann neighborhood.at n=39A271456
• Number of polyominoes of 2n cells with both diagonal symmetries, for which the 180-degree rotational symmetry has an axis that coincides with a vertex of a square, but without 90-degree rotational symmetry.at n=20A351160