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A074978
Prime(prime(n)) ends with n.
2
6447, 529271, 569513, 996733, 53172153, 837071903, 53552588203, 445839739269, 6130987583999
OFFSET
1,1
EXAMPLE
prime(prime(6447)) = 806447, prime(prime(529271))=138529271, prime(prime(569513))=150569513, prime(prime(996733))=283996733. Next (if any) n > 6000000.
prime(prime(53172153)) = 23953172153. prime(prime(837071903)) = 489837071903. prime(prime(53552588203)) = 43853552588203. - Chai Wah Wu, Apr 05 2021
prime(prime(445839739269)) = 424445839739269, prime(prime(6130987583999)) = 6926130987583999. - Chai Wah Wu, Apr 13 2021
CROSSREFS
Prime(n) ending with n in A046883.
Sequence in context: A294855 A025040 A236092 * A105377 A248998 A256090
KEYWORD
nonn,base,more
AUTHOR
Zak Seidov, Oct 06 2002
EXTENSIONS
a(5)-a(7) from Chai Wah Wu, Apr 05 2021
a(8)-a(9) from Chai Wah Wu, Apr 13 2021
STATUS
approved