A138489 Say what you see in previous term, from the right, reporting total number for each digit encountered. Initial term is 5.

5, 15, 1511, 3115, 152113, 13311215, 15411223, 1322311415, 1541142322, 3213243115, 1531331422, 2214313315, 1531331422, 2214313315, 1531331422, 2214313315, 1531331422, 2214313315, 1531331422, 2214313315, 1531331422

Offset

0,1

Comments

After a while sequence has period 2 -> {1531331422,2214313315}

Links

Table of n, a(n) for n=0..20.

Example

To get the term after 152113, we say: one 3's, three 1's, one 2's, one 5's, so 13311215

Crossrefs

Cf. A063850, A022482, A005150, A005151, A006751, A006715, A006711, A022506-A022513, A138484-A138488, A138490-A138493.

Sequence in context: A112515 A001141 A177364 * A022509 A138074 A174676

Adjacent sequences: A138486 A138487 A138488 * A138490 A138491 A138492

Keyword

easy,nonn,base

Author

Paolo P. Lava and Giorgio Balzarotti, Mar 20 2008

Status

approved