A138487 Say what you see in previous term, from the right, reporting total number for each digit encountered. Initial term is 3.

3, 13, 1311, 3113, 2321, 112213, 133122, 222123, 134211, 31121413, 23411412, 22312413, 23211432, 32231421, 21321423, 23321421, 21321423, 23321421, 21321423, 23321421, 21321423, 23321421, 21321423, 23321421, 21321423

Offset: 0

Author

Paolo P. Lava and Giorgio Balzarotti, Mar 20 2008

Keywords

• easy
• nonn
• base

Comments

After a while sequence has period 2 -> {21321423,23321421}

Examples

			To get the term after 112213, we say: one 3's, three 1's, two 2's, so 133122
		

Crossrefs

Cf. A063850, A022482, A005150, A005151, A006751, A006715, A006711, A022506-A022513, A138484-A138486, A138488-A138493.