The On-Line Encyclopedia of Integer Sequences (OEIS)

A354887 revision #4

A354887

Decimal expansion of Sum_{primes p} log(log(p)) / (p*log(p)).

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

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OFFSET

0,1

LINKS

Table of n, a(n) for n=0..105.

Karim Belabas and Henri Cohen, Numerical Algorithms for Number Theory Using PariGP, American Mathematical Society, 2021, p.259-260.

Karim Belabas and Henri Cohen, Compute sum_{p prime} log(log(p))/(p^s log(p)), PARI/GP script, 2021.

EXAMPLE

0.6410802156599846604833518891513999518913451...

CROSSREFS

Cf. A137245, A221711.

Sequence in context: A158567 A215832 A021160 * A357016 A060780 A199391

Adjacent sequences: A354884 A354885 A354886 * A354888 A354889 A354890

KEYWORD

nonn,cons

AUTHOR

Vaclav Kotesovec, Jun 10 2022

STATUS

proposed