A120692 Primitive elements of A065607.
20, 156, 255, 609, 1295, 2385, 4015, 4095, 6545, 6984, 9919, 9999, 12656, 14385, 14625, 20724, 20735, 28545, 32424, 37791, 38335, 38415, 48464, 50369, 50609, 64911, 65455, 69804, 82225, 83265, 83505, 96016, 97056, 97636, 102575, 104351
Offset: 1
Keywords
Examples
156 is part of the triple 60,65,156. Although 600 is part of the primitive triple 168,175,600, it is excluded because it is a multiple of 20.