235332

Appears in sequences

• Convolution of the prime numbers with phi(n) convoluted with sigma(n).at n=25A086735
• Number of nX3 arrays of occupancy after each element stays put or moves to some horizontal, vertical or antidiagonal neighbor, without move-in move-out straight through or left turns.at n=3A221895
• T(n,k)=Number of nXk arrays of occupancy after each element stays put or moves to some horizontal, vertical or antidiagonal neighbor, without move-in move-out straight through or left turns.at n=18A221898
• Number of 4 X n arrays of occupancy after each element stays put or moves to some horizontal, vertical or antidiagonal neighbor, without move-in move-out straight through or left turns.at n=2A221901
• Expansion of 1/sqrt(1 - 4*x/(1 - x^3)^2).at n=10A376811