A225763 - OEIS

A225763

First occurrence of n consecutive n's in the decimal expansion of the Glaisher-Kinkelin constant.

7, 14, 2264, 1179, 411556

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OFFSET

1,1

COMMENTS

Earls sequence for the Glaisher-Kinkelin constant.

a(6) > 5*10^5 - Eric W. Weisstein, Dec 03 2015

LINKS

Table of n, a(n) for n=1..5.

Eric Weisstein's World of Mathematics, Glaisher-Kinkelin Constant Digits

Eric Weisstein's World of Mathematics, Earls Sequence

EXAMPLE

A = 1.2824271291006226369.., so

a(1) = 7 (one 1 first appears at digit 7 after the decimal point)

a(2) = 14 (two 2s first occur starting at digit 14)

MATHEMATICA

c = Rest@ First@ RealDigits[N[Glaisher, 3000]]; SequencePosition[c, #][[1, 1]] &@ Table[#, {#}] & /@ Range@ 4 (* Michael De Vlieger, Dec 03 2015, Version 10.1 *)

CROSSREFS

Cf. A074962 (decimal expansion of the Glaisher-Kinkelin constant).

Sequence in context: A369122 A061522 A213151 * A070407 A069841 A289940

Adjacent sequences: A225760 A225761 A225762 * A225764 A225765 A225766

KEYWORD

nonn,hard,base

AUTHOR

Eric W. Weisstein, Jul 25 2013

EXTENSIONS

a(5) from Eric W. Weisstein, Dec 03 2015

STATUS

approved