A297786 -id:A297786 - cp's OEIS frontend

A297785 Decimal expansion of 4099200041/9999^3.

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

Offset: 0

Seiichi Manyama, Jan 05 2018

			0.0041004300470053006100710083009701130131015101730197...

Paolo Xausa, Table of n, a(n) for n = 0..10000
John D. Cook, Prime generating fractions
Eric Weisstein's World of Mathematics, Prime-Generating Polynomial

Cf. A005846, A202018, A272066, A297786, A297787.

First[RealDigits[4099200041/9999^3, 10, 100, -1]] (* Paolo Xausa, Jun 16 2024 *)

Sum_{k>=0} 10^(-4*k-4)*A202018(k) = 4099200041/9999^3.

A297787 Decimal expansion of 16968017/999^3.

Original entry on oeis.org

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

Offset: 0

Seiichi Manyama, Jan 06 2018

			0.017019023029037047059073089107127149173199227257289...

John D. Cook, Prime generating fractions

Cf. A007635, A272066, A297785, A297786.

RealDigits[16968017/999^3, 10, 111][[1]] (* or *)
RealDigits[ Sum[10^(-3k -3)*(k^2 +k +17), {k, 0, 37}], 10, 111][[1]] (* Robert G. Wilson v, Jan 07 2018 *)

Sum_{k>=0} 10^(-3*k-3)*(k^2+k+17) = 16968017/999^3.

cp's OEIS Frontend

A297785 Decimal expansion of 4099200041/9999^3.

Views

Author

Keywords

Examples

Links

Crossrefs

Programs

Mathematica

Formula