A024561 - OEIS

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A024561

a(n) = [ sum of 1/{k*sqrt(6)} ] for k = 1,2,...,n, where {x} := x - [ x ].

2

2, 3, 6, 7, 11, 12, 19, 21, 43, 45, 46, 49, 50, 53, 55, 60, 61, 72, 74, 75, 77, 79, 82, 83, 87, 88, 96, 98, 126, 128, 129, 132, 133, 136, 138, 143, 145, 157, 159, 160, 163, 164, 167, 168, 172, 174, 182, 184, 224, 226, 227, 229, 231, 234, 236, 242, 243, 257, 259, 260, 263, 264, 267

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

Clark Kimberling, Table of n, a(n) for n = 1..1000

MATHEMATICA

Table[Floor[Sum[1/FractionalPart[k*Sqrt[6]], {k, 1, n}]], {n, 1, 100}]

(* Clark Kimberling, Aug 16 2012 *)

CROSSREFS

Sequence in context: A298947 A075995 A102432 * A350573 A274546 A366641

Adjacent sequences: A024558 A024559 A024560 * A024562 A024563 A024564

KEYWORD

nonn

AUTHOR

Clark Kimberling

EXTENSIONS

Offset changed by Clark Kimberling, Aug 16 2012

STATUS

approved