A111728 Decimal expansion of (11/4)^(1/3).

1, 4, 0, 1, 0, 1, 9, 6, 6, 5, 3, 2, 7, 6, 9, 3, 5, 6, 0, 3, 3, 2, 8, 3, 8, 6, 9, 2, 8, 3, 2, 9, 4, 7, 0, 0, 8, 7, 9, 2, 8, 9, 9, 1, 0, 9, 3, 8, 4, 6, 3, 4, 1, 5, 8, 4, 8, 9, 8, 9, 1, 8, 6, 6, 8, 9, 1, 8, 7, 5, 0, 7, 3, 0, 0, 8, 9, 3, 7, 4, 3, 4, 0, 5, 7, 6, 7, 3, 1, 2, 4, 9, 4, 7, 0, 7, 3, 4, 4, 3, 3, 6, 4, 7, 0

Offset

1,2

Comments

(11/4)^(1/3) is the ratio of temperature rise with respect to already decoupled neutrino radiation of decoupled photon thermalised as a result of electron-positron annihilation (event occurring during the formative stages of present-day observable cosmic microwave background (CMB) radiation).

Links

Table of n, a(n) for n=1..105.

M. Bartelmann, Thermal History of the Universe and the Cosmic Microwave Background:Photon Heating (p.27/47)

C. Pearson, Big Bang Cosmology-The Evolution of the Big Bang: The neutrino Background (p.41/56)

I. Slabu, Neutrino Temperatur (p.19/46)

Formula

(11/4)^(1/3).

Example

1.401019665327693560332838692832947008792899109384...

Crossrefs

Sequence in context: A120324 A136630 A275714 * A359010 A143784 A272774

Adjacent sequences: A111725 A111726 A111727 * A111729 A111730 A111731

Keyword

cons,nonn

Author

Lekraj Beedassy, Nov 18 2005

Extensions

More terms from Omar E. Pol, May 31 2013

Status

approved