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A072615 Duplicate of A020871. 0
0, 3, 16, 81, 392, 1815, 8112, 35301, 150544, 632043, 2620880, 10759353 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

CROSSREFS

Sequence in context: A055842 A037773 A037661 * A020871 A037780 A163012

Adjacent sequences:  A072612 A072613 A072614 * A072616 A072617 A072618

KEYWORD

dead

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Last modified February 17 21:13 EST 2012. Contains 206085 sequences.