1,1

It appears that this is the Fibonacci word A003849, using 5's and 3's instead of 0's and 1's. In other words, {a(n)} is a fixed-point of the morphism 5->53, 3->5

Also differences of A089910. - Bob Selcoe, Sep 20 2014

Table of n, a(n) for n=1..86.

Cf. A003849, A035336, A089910.

Sequence in context: A145439 A165096 A165098 * A073316 A245979 A277621

Adjacent sequences: A194581 A194582 A194583 * A194585 A194586 A194587

nonn

John W. Layman, Aug 29 2011

approved