A112512 Say what you see in previous term, same as A063850, but starting with 2.

2, 12, 1112, 3112, 132112, 311322, 232122, 421311, 14123113, 41141223, 24312213, 32142321, 23322114, 32232114, 23322114, 32232114, 23322114, 32232114

Offset

1,1

Comments

Eventually periodic, eventually identical (to a shift of) A063850.

Links

Table of n, a(n) for n=1..18.

Prog

(Perl) #!/usr/bin/perl -l use strict; use warnings; die "Usage: $0 <number> " unless @ARGV==1; $_=shift; { print; my (%cnt, %saw); $cnt{$_}++ for /./g; s/./ $saw{$&}++ ? '' : $cnt{$&} . $& /ge; <>, redo; } __END__

Crossrefs

Cf. A005150, A005151, A063850, A112512-A112516.

Sequence in context: A058975 A057120 A345976 * A006751 A023989 A001389

Adjacent sequences: A112509 A112510 A112511 * A112513 A112514 A112515

Keyword

base,easy,nonn

Author

Michele Dondi (blazar(AT)lcm.mi.infn.it), Sep 09 2005

Status

approved