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A371748 Decimal expansion of Product_{k>=0} (1 + 1/4^k). 3

%I #8 Apr 06 2024 07:58:03

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

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

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

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

%F Equals A065445^2. - _Hugo Pfoertner_, Apr 05 2024

%e 2.71181934772695876069108846970791860244...

%t RealDigits[QPochhammer[-1, 1/4], 10, 100][[1]]

%Y Cf. A000302, A065445, A081845, A100221, A132323, A371747, A371749, A371751.

%K nonn,cons

%O 1,1

%A _Ilya Gutkovskiy_, Apr 05 2024

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Last modified June 30 13:28 EDT 2024. Contains 373871 sequences. (Running on oeis4.)