login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 59th year, we have over 358,000 sequences, and we’ve crossed 10,300 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A341863 Decimal expansion of (4/1)^(9/4)^...^((n+1)^2/n^2)^... . 0
4, 4, 1, 7, 6, 3, 4, 7, 7, 9, 0, 3, 6, 2, 3, 0, 4, 3, 7, 4, 1, 9, 0, 4, 6, 0, 0, 9, 0, 6, 3, 5, 4, 7, 7, 6, 6, 9, 9, 9, 2, 7, 5, 4, 3, 3, 0, 4, 5, 8, 7, 1, 3, 3, 1, 7, 6, 0, 0, 6, 3, 4, 0, 3, 2, 3, 5, 9, 9, 2, 2, 6, 9, 2, 8, 5, 9, 1, 9, 4, 2, 8, 3, 3, 3, 4, 7, 7, 4, 1, 1, 5, 6, 9, 8, 3, 7, 2, 1, 8, 7, 3, 1, 7, 3 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

11,1

LINKS

Table of n, a(n) for n=11..115.

EXAMPLE

44176347790.3623043741904600906354776699927543304587133176...

MATHEMATICA

digits = 120; difs = 1; sold = 0; n = 10; While[Abs[difs] > 10^(-digits - 5), s = N[(n + 1)^2/n^2, 1000]; Do[s = ((m + 1)^2/m^2)^s, {m, n - 1, 1, -1}]; difs = s - sold; sold = s; n++]; RealDigits[s, 10, 120][[1]] (* Vaclav Kotesovec, Mar 03 2021 *)

CROSSREFS

Cf. A341324, A341325, A242759, A242760, A102575.

Sequence in context: A016495 A335826 A337191 * A047213 A128213 A171716

Adjacent sequences: A341860 A341861 A341862 * A341864 A341865 A341866

KEYWORD

nonn,cons

AUTHOR

Koksal Karakus, Feb 21 2021

EXTENSIONS

More digits from Alois P. Heinz, Mar 02 2021

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified November 28 03:39 EST 2022. Contains 358406 sequences. (Running on oeis4.)