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A064718 A Beatty sequence for 2^i + 2^-i where i = sqrt(-1). 2
2, 5, 8, 11, 14, 17, 19, 22, 25, 28, 31, 34, 37, 39, 42, 45, 48, 51, 54, 57, 59, 62, 65, 68, 71, 74, 77, 79, 82, 85, 88, 91, 94, 97, 99, 102, 105, 108, 111, 114, 117, 119, 122, 125, 128, 131, 134, 137, 139, 142, 145, 148, 151, 154, 157, 159, 162, 165, 168, 171, 174 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

2^i + 2^-i ~= 1.53847780272794425315665998732254140... ~= 20/13.

LINKS

Harry J. Smith, Table of n, a(n) for n = 1..2000

MATHEMATICA

a = Chop[ N[ 2^I + 2^-I, 36], 10^-40]; Table[ Floor[n*a/(a-1)], {n, 1, 75} ]

PROG

(PARI) { default(realprecision, 100); b=real(2^I + 2^-I); b=b/(b - 1); for (n = 1, 2000, write("b064718.txt", n, " ", floor(n*b)) ) } \\ Harry J. Smith, Sep 23 2009

CROSSREFS

Cf. A064717.

Sequence in context: A140099 A276385 A109232 * A190336 A276889 A276877

Adjacent sequences:  A064715 A064716 A064717 * A064719 A064720 A064721

KEYWORD

easy,nonn

AUTHOR

Robert G. Wilson v, Oct 13 2001

STATUS

approved

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Last modified September 21 19:57 EDT 2020. Contains 337273 sequences. (Running on oeis4.)