A230981 Decimal expansion of 3/(2^(1/2)).

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

Offset

1,1

Comments

Also height of an isosceles triangle with two sides of length 5^(1/2) and base of length 2^(1/2).

Links

Table of n, a(n) for n=1..105.

Formula

Equals 3/sqrt(2) = (2^(1/2))*3/2 = A002193*A152623.

Equals A176218 - 2. - R. J. Mathar, May 16 2023

Example

2.1213203435596425732025330863145471178545...

Mathematica

RealDigits[3/Sqrt[2], 10, 120][[1]] (* Amiram Eldar, Jun 06 2023 *)

Crossrefs

Cf. A002193, A152623, A176218, A231348.

Sequence in context: A247379 A154819 A104145 * A123675 A356226 A322872

Adjacent sequences: A230978 A230979 A230980 * A230982 A230983 A230984

Keyword

nonn,cons

Author

Omar E. Pol, Dec 15 2013

Status

approved