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A097880 Decimal expansion of the sum for 1 to infinity of fraction sequence with numerator triangular numbers and denominator sum of 4th power of primes. 0
1, 0, 6, 8, 3, 2, 7, 9, 0, 3, 3, 4, 6, 4, 0 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

The partial sum over the first 1 million primes is 0.106832790334640030...

The partial sum over the first 3 million primes is 0.1068327903346400495...

Application of some simple numerical methods to the partial sums makes it apparent that the limit begins 0.106832790334640051199... - Jon E. Schoenfield, Feb 17 2018

LINKS

Table of n, a(n) for n=1..15.

FORMULA

Equals sum_{n >=1} A000217(n)/A122102(n). - R. J. Mathar, Dec 07 2014

EXAMPLE

T4=0.1068327...

CROSSREFS

Sequence in context: A019255 A153895 A103430 * A196768 A021598 A021940

Adjacent sequences:  A097877 A097878 A097879 * A097881 A097882 A097883

KEYWORD

more,nonn,cons

AUTHOR

Pierre CAMI, Sep 02 2004

STATUS

approved

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Last modified April 23 09:35 EDT 2019. Contains 322385 sequences. (Running on oeis4.)