perl -e '$b-=$a=1;for(A..T){$c=$a;print$a+=$b,$/;$b=$c}' #### s**lil*; $*=join'',sort split q**; s;.*;grr; &&s+(.(.)).+$2$1+; $; = qq-$_-;s,.*,ahc,;$,.=chop for split q,,,reverse;print for($,,$;,$*,$/)