A050496 Increments in arithmetic progressions of at least 4 terms having the same value of phi(x) in A050495.
6, 12, 6, 18, 24, 12, 36, 48, 18, 54, 66, 24, 72, 30, 96, 102, 36, 108, 114, 138, 42, 132, 138, 48, 144, 54, 162, 174, 60, 186, 192, 66, 198, 204, 72, 216, 222, 228, 276, 246, 84, 258, 264, 90, 276, 282, 96, 288, 102, 306, 318, 108, 324, 342, 348, 354, 120, 414
Offset: 1
Keywords
Examples
phi(72)=phi(78)=phi(84)=phi(90)=24, common difference is 6, so 6 is a member of the sequence.