%I #31 May 30 2019 09:01:47

%S 2,1,7,6,4

%N Decimal expansion of Planck mass.

%C The estimate is subject to further revision in the future as it is dependent upon the value of G, the gravitational constant.

%H NIST Physics Laboratory, <a href="http://physics.nist.gov/cgi-bin/cuu/Value?plkm">Planck mass</a>

%H Eric Weisstein's World of Physics, <a href="http://scienceworld.wolfram.com/physics/PlanckMass.html">Planck Mass</a>

%H Wikipedia, <a href="http://en.wikipedia.org/wiki/Planck_mass">Planck mass</a>

%e Planck mass = 2.176 434(24) * 10^(-8) kilograms.

%Y Cf. A003676, A078300, A078302.

%K nonn,cons

%O -7,1

%A _Robert G. Wilson v_, Nov 21 2002

%E Updated sequence to reflect most current data as of December 2012 by _Raphie Frank_, Dec 13 2012

%E Updated by _Ivan Panchenko_, May 30 2019