A160421 - OEIS

%I #10 Feb 24 2021 02:48:18

%S 5,8,14,14,16,28,38,26,16,28,40,44,60,92,98,50,16,28,40,44,60,92,100,

%T 68,60,96,124,148,212,280,242,98,16,28,40,44,60,92,100,68,60,96,124,

%U 148,212,280,244,116

%N First differences of A160420.

%H David Applegate, Omar E. Pol and N. J. A. Sloane, <a href="/A000695/a000695_1.pdf">The Toothpick Sequence and Other Sequences from Cellular Automata</a>, Congressus Numerantium, Vol. 206 (2010), 157-191. [There is a typo in Theorem 6: (13) should read u(n) = 4.3^(wt(n-1)-1) for n >= 2.]

%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>

%Y Cf. A139250, A139251, A160420, A160422, A160423.

%K nonn

%O 1,1

%A _Omar E. Pol_, Jun 01 2009

%E More terms from _Nathaniel Johnston_, Nov 13 2010