A079009 Least k such that the 2^n successive values of phi(k+j) (j=0..2^n-1) are all distinct.

1, 2, 11, 37, 149, 1359, 14130, 175327, 1218073, 108387730, 14305141265

Offset

0,2

Links

Table of n, a(n) for n=0..10.

Formula

a(n) = A079008(2^n).

Example

For n=7: a(7)=175327 means that phi(175327+j), for j=0..127 are all distinct: {175326, 87648, ..., 175452, 85320}.

Crossrefs

Cf. A079008, A079007, A048892.

Sequence in context: A220888 A289616 A038607 * A097651 A320540 A059673

Adjacent sequences: A079006 A079007 A079008 * A079010 A079011 A079012

Keyword

nonn,more

Author

Labos Elemer, Jan 10 2003

Extensions

a(8)-a(9) from Donovan Johnson, Oct 27 2008

a(10) from Donovan Johnson, Nov 13 2010

Status

approved