A050497 Values of phi(x) in arithmetic progressions of at least 4 terms having the same value of phi(x) in A050495.

24, 48, 72, 72, 96, 144, 144, 192, 216, 216, 240, 288, 288, 288, 384, 384, 432, 432, 432, 480, 432, 480, 528, 576, 576, 648, 648, 672, 576, 720, 768, 720, 720, 768, 864, 864, 864, 864, 960, 960, 864, 1008, 960, 864, 1056, 1104, 1152, 1152, 1152, 1152, 1248

Offset: 1

Author

Jud McCranie, Dec 27 1999

Keywords

• nonn

Examples

			phi(72)=phi(78)=phi(84)=phi(90)=24, so 24 is a member of the sequence.
		

Links

• Sean A. Irvine, Table of n, a(n) for n = 1..1000

Crossrefs

Cf. A000010, A050495, A050496.

Extensions

Missing repeated terms inserted by Sean A. Irvine, Aug 15 2021