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%I #21 Jan 24 2022 07:51:55
%S 0,1,4,4,4,12,4,12,12,12,20,12,20,28,12,12,12,20,28,20,36,36,44,44,36,
%T 52,52,28,28,28,36,44,44,68,68,76,76,60,68,68,68,68,60,36,68,68,84,
%U 100,76,76,92,68,84,92,100,140,100,132,116,100,84,76,108,140,108,100,100,132,92,156,172,124,76,108,108,124,164,140,148,132,116,108,172,156,132,108,140,148,196
%N Number of new cells turned ON at generation n in cellular automaton described in A170896.
%C First differences of A170896. See that entry for much more information.
%H David Applegate, <a href="/A170897/b170897.txt">Table of n, a(n) for n = 0..260</a> (a(145) corrected by Sean A. Irvine)
%H David Applegate, <a href="/A139250/a139250.anim.html">The movie version</a>
%H N. J. A. Sloane, <a href="https://www.youtube.com/watch?v=9ogbsh8KuEM">Exciting Number Sequences</a> (video of talk), Mar 05 2021.
%Y Cf. A170896.
%K nonn
%O 0,3
%A _N. J. A. Sloane_, Jan 09 2010
%E Revised by _David Applegate_ and _N. J. A. Sloane_, Jan 21 2016