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A074978 Prime(prime(n)) ends with n. 2

%I #17 Apr 14 2021 05:29:06

%S 6447,529271,569513,996733,53172153,837071903,53552588203,

%T 445839739269,6130987583999

%N Prime(prime(n)) ends with n.

%e prime(prime(6447)) = 806447, prime(prime(529271))=138529271, prime(prime(569513))=150569513, prime(prime(996733))=283996733. Next (if any) n > 6000000.

%e prime(prime(53172153)) = 23953172153. prime(prime(837071903)) = 489837071903. prime(prime(53552588203)) = 43853552588203. - _Chai Wah Wu_, Apr 05 2021

%e prime(prime(445839739269)) = 424445839739269, prime(prime(6130987583999)) = 6926130987583999. - _Chai Wah Wu_, Apr 13 2021

%Y Prime(n) ending with n in A046883.

%K nonn,base,more

%O 1,1

%A _Zak Seidov_, Oct 06 2002

%E a(5)-a(7) from _Chai Wah Wu_, Apr 05 2021

%E a(8)-a(9) from _Chai Wah Wu_, Apr 13 2021

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Last modified May 6 14:37 EDT 2024. Contains 372294 sequences. (Running on oeis4.)