

A038343


Maximal value of difference between successive primes among the first 10^n primes.


2



6, 18, 34, 72, 114, 154, 222, 292, 394, 486, 652, 766
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OFFSET

1,1


REFERENCES

Enoch Haga, Exploring Primes on Your PC, 2nd edition, 1998, ISBN 1885794169. Table 2, page 33.


LINKS

Table of n, a(n) for n=1..12.
Thomas J. Nicely, First occurrence prime gaps.


EXAMPLE

Among the first 10 primes, {2,3,...,23,29}, the largest difference is 2923=6. Therefore 6 is the largest prime gap in the first ten primes.


MATHEMATICA

a = 1; b = 1; d = 0; k = 1; Do[ While[k <= 10^n, a = b; b = Prime[k]; If[b  a > d; d = b  a]; k++ ]; Print[d], {n, 12}] (* Robert G. Wilson v, Sep 24 2004 *)


CROSSREFS

Cf. A005250.
Sequence in context: A301715 A269755 A270135 * A271123 A271303 A110965
Adjacent sequences: A038340 A038341 A038342 * A038344 A038345 A038346


KEYWORD

nonn,more


AUTHOR

Enoch Haga


EXTENSIONS

Edited and extended by Robert G. Wilson v, Sep 24 2004


STATUS

approved



