45120

Appears in sequences

• Theta series of 8-d 5-modular lattice Q_8(1) with det 625 and minimal norm 4.at n=17A028976
• Numbers with prime factorization pqrs^6.at n=26A190292
• Number of -n..n arrays x(0..3) of 4 elements with zero sum, and adjacent elements not equal modulo three (with -1 modulo 3 = 2).at n=29A199911
• Number of 4 X n 0..1 arrays with no element equal to more than two of its horizontal, diagonal or antidiagonal neighbors and with new values introduced in order 0 sequentially upwards.at n=17A281472
• Place a point on the integer coordinates, up to |n|, along all four axial directions on a Cartesian plane, and then join an infinite straight line between every pair of points: a(n) is the number of finite edges created in the resulting graph.at n=7A386561