31046

Appears in sequences

• Maximal length of rook tour on an n X n board.at n=35A006071
• Theta series of A*_18 lattice.at n=36A023930
• Rhombi (in 3 different orientations) in a rhombus with 60-degree acute angles.at n=42A052153
• Pseudo-random numbers: Davenport's generator for 32-bit integers.at n=26A084277
• G.f.: -2*(-2 - 11*x - 4*x^2 + x^3)/(x - 1)^4.at n=17A152110
• Maximal length of rook tour on an n X n+2 board.at n=34A152133
• a(0) = 1; a(n) = n! * Sum_{k=1..n} binomial(n-1,k-1) * (k-1)! * H(k) * a(n-k) / (n-k)!, where H(k) is the k-th harmonic number.at n=5A336289
• Radicands of pure cubic number fields of type BETA and subtype M0.at n=31A363699