A377924 - OEIS

%I #10 Dec 15 2024 15:46:16

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

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

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

%N Decimal expansion of 1 + Pi/arccos(9/16).

%H É. Fusy, E. Narmanli, and G. Schaeffer, <a href="https://arxiv.org/abs/2202.09172">Enumeration of corner polyhedra and 3-connected Schnyder labelings</a>, arXiv preprint arXiv:2202.09172 [math.CO], 2022-2023.

%e 4.227476082125338440575441884047492960523395...

%t RealDigits[1+Pi/ArcCos[9/16],10,100][[1]] (* _James C. McMahon_, Dec 15 2024 *)

%K nonn,cons

%O 1,1

%A _N. J. A. Sloane_, Dec 13 2024

%E a(100) corrected by _James C. McMahon_, Dec 15 2024