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A115609
Number of 4-tuples of primes in arithmetic progression less than 10^n.
6
0, 11, 318, 10257, 389606, 17636879, 909031090
OFFSET
1,2
REFERENCES
EXAMPLE
The least 4-tuple is {5,11,17,23}.
CROSSREFS
Cf. A113827 (prime beginning minimal n-tuple of primes in AP), A115608-A115613.
Sequence in context: A176285 A266484 A219979 * A166053 A200749 A324422
KEYWORD
nonn
AUTHOR
T. D. Noe, Jan 25 2006
STATUS
approved