A155969 - OEIS

A155969

Decimal expansion of the square of the Euler-Mascheroni constant.

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

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OFFSET

0,1

COMMENTS

The Pierce expansion is 3, 2144, 2463, 5226, 17239, 51372, 287963, 387316, 3226210,...

LINKS

G. C. Greubel, Table of n, a(n) for n = 0..1000

FORMULA

Equals A001620^2.

EXAMPLE

0.3331779238077186743183761363552442...

MAPLE

evalf(gamma^2);

MATHEMATICA

RealDigits[N[EulerGamma^2, 100]][[1]] (* G. C. Greubel, Dec 26 2016 *)

PROG

(PARI) Euler^2 \\ G. C. Greubel, Dec 26 2016

CROSSREFS

Sequence in context: A226645 A243095 A304586 * A076237 A201432 A128210

Adjacent sequences: A155966 A155967 A155968 * A155970 A155971 A155972

KEYWORD

cons,easy,nonn

AUTHOR

R. J. Mathar, Jan 31 2009

STATUS

approved