login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A185597 a(n) = floor(n^(3/2) - n^(1/2)); complement of A185598. 2
0, 1, 3, 6, 8, 12, 15, 19, 24, 28, 33, 38, 43, 48, 54, 60, 65, 72, 78, 84, 91, 98, 105, 112, 120, 127, 135, 142, 150, 158, 167, 175, 183, 192, 201, 210, 218, 228, 237, 246, 256, 265, 275, 285, 295, 305, 315, 325, 336, 346, 357, 367, 378, 389, 400, 411, 422, 434, 445, 457, 468, 480, 492, 504, 515, 528, 540, 552, 564, 577 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

G. C. Greubel, Table of n, a(n) for n = 1..5000

MAPLE

A185597 := proc(n) floor(sqrt(n)*(n-1)) ; end proc: # R. J. Mathar, Feb 01 2011

MATHEMATICA

Table[Floor[n^(3/2)-n^(1/2)], {n, 1, 120}]

PROG

(PARI) for(n=1, 50, print1(floor(n^(3/2)-n^(1/2)), ", ")) \\ G. C. Greubel, Jul 08 2017

CROSSREFS

Cf. A185598.

Sequence in context: A077024 A338722 A185549 * A082873 A182727 A220001

Adjacent sequences:  A185594 A185595 A185596 * A185598 A185599 A185600

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Jan 31 2011

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified October 19 09:36 EDT 2021. Contains 348074 sequences. (Running on oeis4.)