%I #19 Jan 19 2015 20:34:34
%S 0,3,3,6,12,12,6,12,18,18,18,18,36,36,12,24,30,18,18,24,42,54,42,36,
%T 60,66,54,48,90,90,30,54,54,18,18,24,42,54,42,42,66,78,78,78,114,150,
%U 102,72,108
%N First differences of A250300.
%C Number of cells turned "ON" at n-th stage of cellular automaton of A250300.
%C Compare A161645.
%H N. J. A. Sloane, <a href="/wiki/Catalog_of_Toothpick_and_CA_Sequences_in_OEIS">Catalog of Toothpick and Cellular Automata Sequences in the OEIS</a>
%H <a href="/index/Ce#cell">Index entries for sequences related to cellular automata</a>
%e Positive terms can be written as a triangle in which row lengths is A011782 as shown below:
%e 3;
%e 3;
%e 6, 12;
%e 12, 6, 12, 18;
%e 18, 18, 18, 36, 36, 12, 24, 30;
%e 18, 18, 24, 42, 54, 42, 36, 60, 66, 54, 48, 90, 90, 30, 54, 54;
%e 18, 18, 24, 42, 54, 42, 42, 66, 78, 78, 78, 114, 150, 102, 72, 108, ...
%Y Cf. A139251, A147582, A151724, A160121, A161645, A182633, A250300, A253771.
%K nonn,tabf,more
%O 0,2
%A _Omar E. Pol_, Jan 17 2015