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A017991
Powers of cube root of 6 rounded down.
21
1, 1, 3, 6, 10, 19, 36, 65, 118, 216, 392, 713, 1296, 2354, 4279, 7776, 14129, 25675, 46656, 84779, 154054, 279936, 508677, 924328, 1679616, 3052064, 5545969, 10077696, 18312388, 33275819, 60466176, 109874333, 199654914, 362797056, 659246001
OFFSET
0,3
LINKS
MATHEMATICA
Table[Floor[6^(n/3)], {n, 0, 40}] (* Vincenzo Librandi, Jan 06 2014 *)
PROG
(Magma) [Floor(6^(n/3)): n in [0..50]]; // Vincenzo Librandi, Jan 06 2014
CROSSREFS
Cf. powers of cube root of k rounded down: A017979 (k=2), A017982 (k=3), A017985 (k=4), A017988 (k=5), this sequence (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), A018036 (k=21), A018039 (k=22), A018042 (k=23), A018045 (k=24).
Sequence in context: A132274 A253768 A091714 * A065614 A183324 A058356
KEYWORD
nonn
EXTENSIONS
More terms from Vincenzo Librandi, Jan 06 2014
STATUS
approved