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A121349 a(n) is the integer sequence of Pi in base 2. Thus a(n)2^(2-n) converges to Pi. +0
2
1, 3, 6, 13, 25, 50, 101, 201, 402, 804, 1608, 3217, 6434, 12868, 25736, 51472, 102944, 205887, 411775, 823550, 1647099, 3294199, 6588397, 13176795, 26353589, 52707179, 105414357, 210828714, 421657428, 843314857, 1686629713, 3373259426 (list; graph; listen)
OFFSET

0,2

MATHEMATICA

Table[FromDigits[RealDigits[Pi, 2, k][[1]], 2], {k, 1, 50}]

CROSSREFS

Cf. A004601.

Sequence in context: A005406 A005407 A005116 this_sequence A074890 A032198 A079941

Adjacent sequences: A121346 A121347 A121348 this_sequence A121350 A121351 A121352

KEYWORD

base,easy,nonn,uned

AUTHOR

Carlos Alves (cjsalves(AT)gmail.com), Jul 22 2006

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Last modified November 24 23:16 EST 2009. Contains 167481 sequences.


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