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A161335
a(n) = A161330(n)*2.
1
0, 4, 16, 28, 40, 76, 88, 124, 160, 196, 256, 292, 352, 436, 448, 484, 520, 580, 688, 748, 904, 988, 1096, 1252, 1336, 1468, 1624, 1660, 1744, 1828, 1936, 2116, 2248, 2500, 2680, 2860, 3064, 3196, 3352, 3532, 3712, 3892, 4000, 4132, 4360, 4516, 4768, 5020, 5224
OFFSET
0,2
LINKS
David Applegate, Omar E. Pol and N. J. A. Sloane, The Toothpick Sequence and Other Sequences from Cellular Automata, 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.]
CROSSREFS
KEYWORD
nonn
AUTHOR
Omar E. Pol, Jun 09 2009
EXTENSIONS
More terms from Jinyuan Wang, Mar 14 2020
STATUS
approved