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A000855 Final two digits of 2^n. 4
1, 2, 4, 8, 16, 32, 64, 28, 56, 12, 24, 48, 96, 92, 84, 68, 36, 72, 44, 88, 76, 52, 4, 8, 16, 32, 64, 28, 56, 12, 24, 48, 96, 92, 84, 68, 36, 72, 44, 88, 76, 52, 4, 8, 16, 32, 64, 28, 56, 12, 24, 48, 96, 92, 84, 68, 36, 72 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

COMMENTS

Has period 20.

LINKS

Index entries for sequences related to final digits of numbers

MATHEMATICA

PowerMod[2, Range[0, 60], 100] (* From Harvey P. Dale, Jan 05 2012 *)

CROSSREFS

Sequence in context: A201920 A036140 A036138 * A036135 A036131 A115424

Adjacent sequences:  A000852 A000853 A000854 * A000856 A000857 A000858

KEYWORD

nonn,base

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified February 16 14:37 EST 2012. Contains 205930 sequences.