56260

Appears in sequences

• Partial sums of sequence A177342.at n=19A178073
• Number of non-equivalent ways to choose two points in an equilateral triangle grid of side n.at n=39A227327
• G.f. A(x) satisfies: A(x) = 1 + x*A(x^2)/(1 - x)^2.at n=47A307889
• Number of n-bead necklace structures which are not self-equivalent under a nonzero rotation using exactly three different colored beads.at n=13A328740
• Consecutive states of the linear congruential pseudo-random number generator (257*s + 41) mod 2^16 when started at s=1.at n=11A384961
• a(n) is the number of distinct five-cuboid combinations that fill an n X n X n with only strict cuboids.at n=21A386902