|
| |
|
|
A060292
|
|
For 1<=a<=b<=c, 1<=x<=y<=z, p_k is k-th prime. i=(p_a)*(p_b)*(p_c), j=(p_x)*(p_y)*(p_z), i != j; n=a*b*c=x*y*z with a+b+c=x+y+z.
|
|
0
| |
|
|
36, 40, 72, 90, 96, 126, 144, 168, 176, 200, 225, 234, 240, 252, 270, 280, 288, 297, 320, 360, 396, 408, 420, 432, 450, 480, 504, 520, 540, 546, 550, 560, 576, 588, 600, 630, 648, 672, 675, 690, 714, 720, 735, 736, 768, 780, 784, 800, 816, 840, 850, 855
(list; graph; refs; listen; history; internal format)
|
| |
| |
|
|