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A018036
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Powers of cube root of 21 rounded down.
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21
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1, 2, 7, 21, 57, 159, 441, 1216, 3356, 9261, 25550, 70491, 194481, 536558, 1480323, 4084101, 11267724, 31086798, 85766121, 236622224, 652822776, 1801088541, 4969066719, 13709278306, 37822859361, 104350401110, 287894844440, 794280046581, 2191358423329
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OFFSET
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0,2
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LINKS
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MATHEMATICA
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PROG
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CROSSREFS
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Cf. powers of cube root of k rounded down: A017979 (k=2), A017982 (k=3), A017985 (k=4), A017988 (k=5), A017991 (k=6), A017994 (k=7), A018000 (k=9), A018003 (k=10), A018006 (k=11), A018009 (k=12), A018012 (k=13), A018015 (k=14), A018018 (k=15), A018021 (k=16), A018024 (k=17), A018027 (k=18), A018030 (k=19), A018033 (k=20), this sequence (k=21), A018039 (k=22), A018042 (k=23), A018045 (k=24).
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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