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A053161 Largest prime associated with A053095(n), or zero if no such prime exists. 3

%I #11 Mar 18 2019 08:12:35

%S 2,23,523,7523,751321,75331211,7753211113,977533111211,97753332211111,

%T 0,997753333211111221,99777533333211211211,9977754333332221111111,

%U 997775443333332211121111,99777754443333332111212111,0,999777755544433333332121111121,0,9997777766555444333333321211112111

%N Largest prime associated with A053095(n), or zero if no such prime exists.

%H Chai Wah Wu, <a href="/A053161/b053161.txt">Table of n, a(n) for n = 1..298</a>

%e a(7)=7753211113 because it is the largest prime consisting of the digits 2+3+5+7+11+13+17.

%Y Cf. A053095, A053160.

%K base,nonn

%O 1,1

%A _Enoch Haga_, Mar 19 2000

%E Edited and extended by _Ray Chandler_, Apr 08 2010

%E a(17)-a(19) from _Chai Wah Wu_, Mar 17 2019

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Last modified May 6 02:22 EDT 2024. Contains 372290 sequences. (Running on oeis4.)