

A290205


Group identifier of iterated Scrabble function.


1



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, 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, 12, 12, 4, 12, 4, 12, 12, 12, 12, 12, 4, 4, 4, 4, 4
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OFFSET

0,1


COMMENTS

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).


LINKS

Table of n, a(n) for n=0..72.
Wikipedia, Scrabble


EXAMPLE

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


CROSSREFS

Cf. A113172.
Sequence in context: A273339 A088899 A258199 * A066014 A080678 A096300
Adjacent sequences: A290202 A290203 A290204 * A290206 A290207 A290208


KEYWORD

nonn,word


AUTHOR

Michael Turniansky, Jul 24 2017


STATUS

approved



