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Search: id:A132720
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A132720 Sequence is identical to its second differences in absolute values. +0
1
1, 2, 4, 8, 8, 16, 32, 32, 64, 128, 128, 256, 512, 512, 1024, 2048, 2048, 4096, 8192, 8192, 16384, 32768, 32768, 65536 (list; graph; listen)
OFFSET

0,2

FORMULA

After 1, 2, repeat 4^p, 2*4^p, 2*4^p, p positive.

CROSSREFS

Sequence in context: A088244 A073616 A076735 this_sequence A029930 A140119 A011402

Adjacent sequences: A132717 A132718 A132719 this_sequence A132721 A132722 A132723

KEYWORD

nonn

AUTHOR

Paul Curtz (bpcrtz(AT)free.fr), Nov 16 2007

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Last modified December 4 15:51 EST 2008. Contains 151308 sequences.


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