login
A017988
Powers of cube root of 5 rounded down.
21
1, 1, 2, 5, 8, 14, 25, 42, 73, 125, 213, 365, 625, 1068, 1827, 3125, 5343, 9137, 15625, 26718, 45687, 78125, 133591, 228438, 390625, 667959, 1142194, 1953125, 3339796, 5710972, 9765625, 16698983, 28554860, 48828125, 83494919, 142774303, 244140625
OFFSET
0,3
LINKS
MATHEMATICA
Table[Floor[5^(n/3)], {n, 0, 40}] (* Vincenzo Librandi, Jan 06 2014 *)
Floor[Surd[5, 3]^Range[0, 40]] (* Harvey P. Dale, Jul 05 2022 *)
PROG
(Magma) [Floor(5^(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), this sequence (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), A018036 (k=21), A018039 (k=22), A018042 (k=23), A018045 (k=24).
Sequence in context: A264395 A139218 A263235 * A282444 A103077 A090980
KEYWORD
nonn
EXTENSIONS
More terms From Vincenzo Librandi, Jan 06 2014
STATUS
approved