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A109341
Take a deck of 52 cards face-down, split it in half and flip one deck and reinsert it into the other deck such that the cards are alternatingly face up and face down. This sequence is the number of face-up cards after repeating this process n times.
0
0, 26, 26, 26, 24, 26, 26, 26, 16, 26, 26, 26, 24, 26, 26, 26, 0, 26, 26, 26, 24, 26, 26, 26, 16, 26, 26, 26, 24, 26, 26, 26, 0, 26, 26, 26, 24, 26, 26, 26, 16, 26, 26, 26, 24, 26, 26, 26, 0, 26, 26, 26, 24, 26, 26, 26, 16, 26, 26, 26, 24, 26, 26, 26, 0
OFFSET
0,2
CROSSREFS
Sequence in context: A023468 A261309 A122163 * A010865 A214482 A003900
KEYWORD
nonn
AUTHOR
Douglas Stones (dssto1(AT)student.monash.edu.au), Aug 20 2005
STATUS
approved