33729

Appears in sequences

• Expansion of Product_{m>=1} (1+q^m)^(-18).at n=6A022613
• a(n) = Sum_{k=0..floor(n/2)} T(n,k), T given by A026780.at n=13A026788
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, -1), (-1, -1, 1), (-1, 1, 1), (1, 0, 1), (1, 1, -1)}.at n=9A148919
• a(n) = n^3 + (1-n)^2.at n=32A168297
• Number of arrangements of 4 numbers x(i) in -n..n with the sum of x(i)*x(i+1) equal to zero.at n=27A188359