A019781 Decimal expansion of sqrt(e)/8.

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

Offset

0,1

Links

Ivan Panchenko, Table of n, a(n) for n = 0..1000

Index entries for transcendental numbers.

Maple

Digits:=100: evalf(exp(1)^(1/2)/8); # Wesley Ivan Hurt, Jan 21 2017

Mathematica

RealDigits[Exp[1/2]/8, 10, 250][[1]] (* G. C. Greubel, Nov 06 2025 *)

Prog

(PARI) sqrt(exp(1))/8 \\ Michel Marcus, Jan 21 2017
(Magma)
m:= 510; R:=RealField(m); SetDefaultRealField(R);
Prune(Reverse(IntegerToSequence(Floor(( Exp(1/2)/8 )*10^(Floor(m/2)) )))); // G. C. Greubel, Nov 06 2025
(SageMath)
numerical_approx( exp(1/2)/8 , digits=265 ) # G. C. Greubel, Nov 06 2025

Crossrefs

Cf. A019774, A019777.

Sequence in context: A389040 A146076 A157195 * A335959 A167294 A304439

Adjacent sequences: A019778 A019779 A019780 * A019782 A019783 A019784

Keyword

nonn,cons

Author

N. J. A. Sloane

Status

approved