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A183571 n+floor(sqrt(n+2)). 0
2, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24, 25, 26, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 88, 89 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..80.

MATHEMATICA

Table[n+Floor[Sqrt[n+2]], {n, 80}] (* Harvey P. Dale, Mar 13 2012 *)

CROSSREFS

Cf. A014209 (complement except for initial term).

Sequence in context: A138367 A212445 A139143 * A184528 A047263 A039244

Adjacent sequences:  A183568 A183569 A183570 * A183572 A183573 A183574

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Jan 05 2011

STATUS

approved

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Last modified June 16 13:05 EDT 2021. Contains 345057 sequences. (Running on oeis4.)