|
|
A074978
|
|
Prime(prime(n)) ends with n.
|
|
2
|
|
|
|
OFFSET
|
1,1
|
|
LINKS
|
|
|
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
|
|
|
KEYWORD
|
nonn,base,more
|
|
AUTHOR
|
|
|
EXTENSIONS
|
|
|
STATUS
|
approved
|
|
|
|