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A224936 Primes in either the numerator or denominator of continued fraction convergents to Pi. 1
3, 7, 113, 103993, 833719, 265381, 4272943, 411557987, 842468587426513207, 7809723338470423412693394150101387872685594299 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..10.

MATHEMATICA

Select[Flatten[{Numerator[#], Denominator[#]}&/@Convergents[Pi, 500]], PrimeQ]

CROSSREFS

Sequence in context: A014014 A289629 A015884 * A156201 A066771 A139159

Adjacent sequences:  A224933 A224934 A224935 * A224937 A224938 A224939

KEYWORD

nonn

AUTHOR

Harvey P. Dale, Apr 20 2013

STATUS

approved

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Last modified July 22 16:43 EDT 2019. Contains 325225 sequences. (Running on oeis4.)