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A086821 Duplicate of A007576. 0
1, 1, 1, 3, 7, 15, 35, 87, 217, 547, 1417, 3735, 9911, 26513, 71581, 194681, 532481 (list; graph; refs; listen; history; internal format)
OFFSET

0,4

CROSSREFS

Sequence in context: A182892 A124696 A081669 * A007576 A167539 A183557

Adjacent sequences:  A086818 A086819 A086820 * A086822 A086823 A086824

KEYWORD

dead

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Last modified February 14 01:35 EST 2012. Contains 205567 sequences.