98728

Appears in sequences

• a(n) = floor(n*(n-1)*(n-2)*(n-3)/30).at n=43A011940
• a(n) = (n-5)*(n-6)*(n-7)*(n-16)/24.at n=40A167543
• a(n) = coefficient of x^n in the (n+1)-th iteration of Sum_{k>=0} x^(2^k), n>=1.at n=6A168366
• a(n) = binomial(8*n+4,n)/(2*n+1).at n=5A234463
• Numbers that are representable in at least two ways as sums of four distinct nonvanishing cubes.at n=19A259060
• Number of nX4 0..1 arrays with every element equal to 0, 1, 3 or 4 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.at n=12A300502
• a(0) = 1; a(n) = Sum_{k=0..floor((n-1)/7)} a(7*k) * a(n-1-7*k).at n=38A386396