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A048431 Smallest numerator of fraction using palindromes that approximates 'e' to at least n digits after the decimal point. 1

%I #15 Jun 18 2021 01:12:08

%S 11,383,878,878,1815181,3195913,115797511,180525081,430010034,

%T 43438983434,1149177719411,4121706071214,121109272901121,

%U 179236404632971,759247717742957,6470297557920746,6470297557920746,1916390863680936191

%N Smallest numerator of fraction using palindromes that approximates 'e' to at least n digits after the decimal point.

%e n=4: 878/323 = 2.7182... correct to four digits after the decimal point.

%Y Denominators in A048432.

%Y Cf. A001113 (e).

%K nonn,frac,base,more

%O 1,1

%A _Patrick De Geest_, Apr 15 1999

%E a(15)-a(18) from _Sean A. Irvine_, Jun 17 2021

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Last modified September 9 02:41 EDT 2024. Contains 375759 sequences. (Running on oeis4.)