5858126

Appears in sequences

• Number of multiples of 3 in 0..2^n-1 with an even sum of base-2 digits.at n=25A036557
• Expansion of (1 - 5*x + 5*x^2)/((1-x)*(1-3*x)*(1-4*x)).at n=12A085282
• Expansion of (1-x)^4/((1-x)^6 - x^6).at n=24A119336
• a(n) = Sum_{k=0..floor(n/6)} binomial(n,6*k).at n=25A306847
• a(n) = Sum_{k=0..n} binomial(6*n+1,6*k).at n=4A387814
• a(n) = Sum_{k=0..n} binomial(5*n,6*k).at n=5A387850
• a(n) = Sum_{k=0..n} binomial(2*n+1,6*k).at n=12A387874
• a(n) = Sum_{k=0..n} binomial(3*n+1,6*k).at n=8A387875
• a(n) = Sum_{k=0..n} binomial(4*n+1,6*k).at n=6A387876