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Decimal expansion of G/(2*Pi), where G is Catalan's constant A006752.
1

%I #10 May 24 2023 03:59:26

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

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

%U 3,8,1,8,4,3,9,2

%N Decimal expansion of G/(2*Pi), where G is Catalan's constant A006752.

%C Per-site entropy of the dimer model on a square grid.

%D Miklos Bona, editor, Handbook of Enumerative Combinatorics, CRC Press, 2015, page 554.

%e 0.1457804520154093900691922282341974594320330769929186351305007845558738184...

%t RealDigits[Catalan/(2*Pi), 10, 120][[1]] (* _Amiram Eldar_, May 24 2023 *)

%Y Cf. A006752, A019692.

%K nonn,cons

%O 0,2

%A _N. J. A. Sloane_, Dec 28 2018