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A074383 Difference between (1+10^n)-th and (10^n)-th primes. 1
1, 2, 6, 8, 14, 12, 4, 18, 8, 24, 6, 42, 18, 48, 60, 52, 48, 8, 22, 20, 60, 38, 54, 48, 58 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
FORMULA
a(n) = prime(1+10^n) - prime(10^n).
a(n) = A151800(A006988(n)) - A006988(n).
EXAMPLE
a(18)=22 because the (10^18)th prime is 44211790234832169331, the (1+10^18)th prime is 44211790234832169353.
CROSSREFS
Sequence in context: A266627 A289753 A002511 * A107505 A074400 A264598
KEYWORD
hard,more,nonn
AUTHOR
Labos Elemer, Aug 22 2002
EXTENSIONS
a(19) from Max Alekseyev, May 08 2009
a(20)-a(22) from Max Alekseyev, Dec 04 2014
a(23)-a(24) from Chai Wah Wu using the terms in A006988, Sep 18 2018
STATUS
approved

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Last modified March 29 05:28 EDT 2024. Contains 371264 sequences. (Running on oeis4.)