A123138 The n-th digit of a(n-1) gives the position of digit n in a(n), a(1)=263514.

263514, 513642, 263514, 513642, 263514, 513642, 263514, 513642, 263514, 513642, 263514, 513642, 263514, 513642, 263514, 513642, 263514, 513642, 263514, 513642, 263514, 513642, 263514, 513642, 263514, 513642, 263514, 513642, 263514, 513642

Offset

1,1

Comments

Sequence is periodic with period 2. - Charles R Greathouse IV, Jul 27 2009

Links

Table of n, a(n) for n=1..30.

A. Frank & P. Jacqueroux, International Contest, 2001. Item 29

Index entries for linear recurrences with constant coefficients, signature (0, 1).

Example

Since a(1)=263514, the '2'nd digit of a(2) is 1, the '6'th digit is 2, the '3'rd digit is 3, the '5'th digit 4, the '1'st digit is 5 and the '4'th digit is 6.

Mathematica

LinearRecurrence[{0, 1}, {263514, 513642}, 30] (* Ray Chandler, Aug 25 2015 *)

Crossrefs

Cf. A123155.

Sequence in context: A253839 A253933 A237778 * A319902 A098188 A095974

Adjacent sequences: A123135 A123136 A123137 * A123139 A123140 A123141

Keyword

nonn,base

Author

Herman Jamke (hermanjamke(AT)fastmail.fm), Sep 30 2006

Status

approved