%I
%S 4,4,4,4,4,4,4,4,4,4,4,4,12,4,4,4,4,12,12,4,12,4,12,12,4,12,12,12,4,4,
%T 12,4,12,12,4,12,12,12,4,4,4,4,12,4,12,4,4,4,12,4,4,12,12,12,4,4,4,12,
%U 12,12,4,12,4,12,12,12,12,12,4,4,4,4,4
%N Group identifier of iterated Scrabble function.
%C Take the sequence A113172. Map it onto itself repeatedly. You will either end up at the fixed point, 12, or a loop of 4>7>8>9>4 (here represented by 4).
%H Wikipedia, <a href="https://en.wikipedia.org/wiki/Scrabble">Scrabble</a>
%e For example 10, spelled TEN is worth 3 points, THREE is worth 8 points and 8 is in the 4/7/8/9 loop, so a(10)=4
%Y Cf. A113172.
%K nonn,word
%O 0,1
%A _Michael Turniansky_, Jul 24 2017
