A138488 Say what you see in previous term, from the right, reporting total number for each digit encountered. Initial term is 4.

4, 14, 1411, 3114, 142113, 13311214, 14411223, 13223124, 14322123, 23322114, 14213223, 23322114

Offset

0,1

Comments

After a while sequence has period 2 -> {23322114,14213223}

Links

Table of n, a(n) for n=0..11.

Example

To get the term after 142113, we say: one 3's, three 1's, one 2's, one 4's, so 13311214

Crossrefs

Cf. A063850, A022482, A005150, A005151, A006751, A006715, A006711, A022506-A022513, A138484-A138487, A138489-A138493.

Sequence in context: A112514 A001140 A177363 * A022508 A161741 A186509

Adjacent sequences: A138485 A138486 A138487 * A138489 A138490 A138491

Keyword

easy,nonn,base

Author

Paolo P. Lava and Giorgio Balzarotti, Mar 20 2008

Status

approved