A202307 - OEIS

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A202307 - OEIS

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A202307

Floor(sqrt(11*n)).

2

0, 3, 4, 5, 6, 7, 8, 8, 9, 9, 10, 11, 11, 11, 12, 12, 13, 13, 14, 14, 14, 15, 15, 15, 16, 16, 16, 17, 17, 17, 18, 18, 18, 19, 19, 19, 19, 20, 20, 20, 20, 21, 21, 21, 22, 22, 22, 22, 22, 23, 23, 23, 23, 24, 24, 24, 24, 25, 25, 25, 25, 25, 26

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

OFFSET

0,2

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..10000

FORMULA

a(n) = A000196(11n).

MATHEMATICA

Table[Floor[Sqrt[11n]], {n, 0, 80}].

PROG

(Magma) [Floor(Sqrt(11*n)) : n in [0..80]];

(PARI) a(n)=sqrtint(11*n) \\ Charles R Greathouse IV, Jan 17 2012

CROSSREFS

Cf. A172471, A202304, A202305, A202306.

Sequence in context: A333914 A140255 A050270 * A009041 A196033 A248631

Adjacent sequences: A202304 A202305 A202306 * A202308 A202309 A202310

KEYWORD

nonn,easy

AUTHOR

Vincenzo Librandi, Jan 17 2012

STATUS

approved