

A117998


Decimal number generated by the binary bits of the nth generation of the Rule 102 elementary cellular automaton.


0



1, 6, 20, 120, 272, 1632, 5440, 32640, 65792, 394752, 1315840, 7895040, 17895424, 107372544, 357908480, 2147450880, 4295032832, 25770196992, 85900656640, 515403939840, 1168248930304, 7009493581824, 23364978606080
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OFFSET

0,2


LINKS

Table of n, a(n) for n=0..22.
Eric Weisstein's World of Mathematics, Rule 102


EXAMPLE

1; 1, 1, 0; 1, 0, 1, 0, 0; 1, 1, 1, 1, 0, 0, 0; 1, 0, 0, 0, 1, 0, 0, 0, 0; ...


CROSSREFS

Sequence in context: A151493 A036755 A045470 * A099840 A223045 A245855
Adjacent sequences: A117995 A117996 A117997 * A117999 A118000 A118001


KEYWORD

nonn,base


AUTHOR

Eric W. Weisstein, Apr 08, 2006


STATUS

approved



