153480

Appears in sequences

• a(n) = a(n-1) + a(n-2) - [a(n-3)/4] - [a(n-4)/2] - [a(n-5)/4].at n=39A173564
• Non-isomorphic proper colorings of the 3 X 3 grid graph using at most n colors under rotational and reflectional symmetries.at n=5A321244
• Numbers that are equal to the product of the numerator and denominator of the harmonic mean of their divisors.at n=17A348828