53473

Appears in sequences

• Number of nX5 0..1 arrays with every element unequal to 2 or 3 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.at n=15A317738
• G.f. A(x) satisfies: 1 = Sum_{n>=0} ( (1+x)^n - 15*x*A(x) )^n * 7^n / 8^(n+1).at n=2A323318
• Numbers that are the sum of ten fifth powers in three or more ways.at n=9A345635
• Numbers that are the sum of ten fifth powers in exactly three ways.at n=9A346348
• a(n) is the numerator of the asymptotic density of the numbers whose number of 3-smooth divisors is n.at n=8A382491