A214083 - OEIS

A214083

a(n) = floor(n!^(1/3)).

1, 1, 1, 1, 2, 4, 8, 17, 34, 71, 153, 341, 782, 1839, 4434, 10935, 27555, 70852, 185686, 495486, 1344956, 3710632, 10397338, 29568648, 85290741, 249391641, 738821756, 2216465268, 6730493989, 20678209929, 64252006059, 201840008711, 640802084315

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OFFSET

0,5

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..1000

MATHEMATICA

Table[Floor[n!^(1/3)], {n, 0, 60}] (* Vincenzo Librandi, Feb 08 2013 *)

PROG

(Derive) PROG(y := [], n := 35, LOOP(IF(n = -1, RETURN y), y := ADJOIN(FLOOR(n!^(1/3)), y), n := n - 1))

(Magma) [Floor(Factorial(n)^(1/3)): n in [0..40]]; // Vincenzo Librandi, Feb 08 2013

(PARI) a(n) = sqrtnint(n!, 3); \\ Michel Marcus, Jan 11 2016

CROSSREFS

Cf. A214078, A214079, A214080, A214081, A214083, A055228, A055226.

Sequence in context: A267045 A266446 A018093 * A026743 A026392 A266897

Adjacent sequences: A214080 A214081 A214082 * A214084 A214085 A214086

KEYWORD

easy,nonn

AUTHOR

Mohammad K. Azarian, Dec 22 2012

STATUS

approved