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A062531
Index of smallest prime p such that there is a gap of 2^n between p and next prime.
0
2, 4, 24, 282, 738, 8688, 273413, 92276646, 73268943890, 622074604151528
OFFSET
1,1
LINKS
Thomas R. Nicely, First occurrence prime gaps [For local copy see A000101]
FORMULA
a(n) =A000720[A000230[2^(n-1)]] = Pi[Min{p|p-prevprime(p)=2^n}]
CROSSREFS
KEYWORD
hard,nonn
AUTHOR
Labos Elemer, Jun 25 2001
EXTENSIONS
a(9)-a(10) from Daniel Suteu, Nov 18 2018 [based on data from A062529]
STATUS
approved