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A073801
Duplicate of A065891.
0
1, 3, 9, 20, 45, 96, 201, 414, 851, 1738, 3531, 7163, 14483, 29255, 58993, 118820
OFFSET
2,2
CROSSREFS
Sequence in context: A364535 A176163 A203861 * A065891 A321173 A147328
KEYWORD
dead
STATUS
approved