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A126361
Duplicate of A002714.
5
1, 7, 19, 53, 149, 421, 1193, 3387, 9627, 27383, 77923, 221805, 631469, 1797957, 5119593, 14578387, 41514003, 118218823, 336653331, 958698053, 2730124261, 7774706437, 22140438345, 63050541515, 179552587883, 511322221559
OFFSET
0,2
CROSSREFS
Sequence in context: A092053 A072630 A002714 * A069005 A000413 A263335
KEYWORD
dead
STATUS
approved