A058827 Totients which are not cototients.

10, 52, 58, 100, 116, 130, 172, 222, 232, 260, 268, 292, 310, 344, 346, 366, 372, 466, 490, 520, 536, 546, 562, 580, 584, 652, 688, 732, 772, 786, 808, 906, 932, 940, 980, 1018, 1038, 1068, 1072, 1108, 1160, 1168, 1192, 1210, 1300, 1332, 1360, 1372, 1376

Offset

1,1

Links

Donovan Johnson, Table of n, a(n) for n = 1..10000

Formula

Intersection(noncototients=A005278, A002202=totients).

Example

10, the smallest noncototient number, is the totient of 11.

Crossrefs

Cf. A000010, A051953, A005277, A005278, A002020, A058763.

Sequence in context: A135242 A362673 A041186 * A232909 A028994 A257042

Adjacent sequences: A058824 A058825 A058826 * A058828 A058829 A058830

Keyword

nonn

Author

Labos Elemer, Jan 04 2001

Extensions

More terms from Don Reble, Nov 28 2001

Offset corrected by Donovan Johnson, Nov 17 2013

Status

approved