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A293342
Least integer k such that k/2^n > Pi.
2
4, 7, 13, 26, 51, 101, 202, 403, 805, 1609, 3217, 6434, 12868, 25736, 51472, 102944, 205888, 411775, 823550, 1647100, 3294199, 6588398, 13176795, 26353590, 52707179, 105414358, 210828715, 421657429, 843314857, 1686629714, 3373259427, 6746518853, 13493037705
OFFSET
0,1
LINKS
FORMULA
a(n) = ceiling(Pi*2^n).
a(n) = A068425(n) + 1.
MATHEMATICA
z = 120; r = Pi;
Table[Floor[r*2^n], {n, 0, z}]; (* A068425 *)
Table[Ceiling[r*2^n], {n, 0, z}]; (* A293342 *)
Table[Round[r*2^n], {n, 0, z}]; (* A121349 *)
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Oct 10 2017
STATUS
approved