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Decimal expansion of Product_{k>=0} 1 / (1 + 1/5^k).
4

%I #5 Apr 08 2024 05:17:36

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

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

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

%N Decimal expansion of Product_{k>=0} 1 / (1 + 1/5^k).

%e 0.39666773502905896079231190779208218756...

%t RealDigits[1/QPochhammer[-1, 1/5], 10, 100][[1]]

%Y Cf. A000351, A083864, A100222, A371746, A371749, A371750, A371751.

%K nonn,cons

%O 0,1

%A _Ilya Gutkovskiy_, Apr 05 2024