A154137 Greatest number m such that the fractional part of (4/3)^A154133(n) >= 1-(1/m).

1, 4, 88, 1228, 187, 4562, 8183, 167378, 35419, 77421, 5593723, 3306511, 83205705, 22413581, 24296709, 35457806, 26593355, 19945016, 80184972, 389460601

Offset

1,2

Links

Table of n, a(n) for n=1..20.

Formula

a(n):=floor(1/(1-fract((4/3)^A154133(n)))), where fract(x) = x-floor(x).

Example

a(3)=88, since 1-(1/89)=0.988764...>fract((4/3)^A154133(3))=fract((4/3)^8)=0.988721...>0.988636...=1-(1/88).

Crossrefs

Cf. A153668, A153676, A153708, A153716, A154145, A154153.

Cf. A002379, A064628.

Sequence in context: A254652 A028554 A303153 * A154136 A367252 A012830

Adjacent sequences: A154134 A154135 A154136 * A154138 A154139 A154140

Keyword

nonn,more

Author

Hieronymus Fischer, Jan 11 2009

Extensions

a(11)-a(20) from Robert Price, May 10 2012

Status

approved