73060

Appears in sequences

• Numbers k such that k and k^2 use only the digits 0, 3, 5, 6 and 7.at n=12A136937
• The Wiener index of the zig-zag polyhex nanotube TUHC_6[2n,2] defined pictorially in Fig. 1 of the Eliasi et al. reference.at n=24A227703
• a(n) = n*(7*n^2 + 15*n + 8)/6.at n=39A245301
• 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=8A386561