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A094671 a(n) = abs( Re( floor( -(Pi - 2*n*Pi*Log(n) + sqrt(Pi*n*(4*i*n + 8*Pi)) ) / (2*Pi) ) ) ), where i = sqrt(-1). 1
2, 2, 0, 2, 4, 6, 8, 11, 14, 17, 20, 23, 26, 29, 32, 36, 39, 43, 46, 50, 53, 57, 61, 64, 68, 72, 76, 80, 84, 88, 92, 96, 100, 104, 108, 112, 117, 121, 125, 129, 134, 138, 142, 147, 151, 155, 160, 164, 169, 173, 178, 182, 187, 192, 196, 201, 205, 210, 215, 219, 224, 229 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

MATHEMATICA

Table[ Abs[ Re[ Floor[ -(Pi - 2 n*Pi* Log[n] + Sqrt[n*Pi (4n*I + 8Pi)])/(2Pi)]]], {n, 62}]

CROSSREFS

Sequence in context: A006462 A278483 A008281 * A202015 A193350 A021458

Adjacent sequences:  A094668 A094669 A094670 * A094672 A094673 A094674

KEYWORD

nonn,less

AUTHOR

Roger L. Bagula, Jun 07 2004

STATUS

approved

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Last modified January 21 16:22 EST 2020. Contains 331114 sequences. (Running on oeis4.)