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A035326
Beginning of last prime pattern of length n to appear among positive integers.
1
4, 8, 9, 24, 25, 90, 91, 114, 143, 143, 205, 205, 1601, 1601, 2327, 2327, 5467, 5467, 18043, 18043, 29381, 29381, 90001, 90001, 3153569, 3153569, 3153569, 3153569, 4647259, 4647259, 74266243, 74266243
OFFSET
1,1
EXAMPLE
a(7) = 91 since 91 starts the length-7 prime pattern "ccccccp" (six composites followed by one prime) and all other possible length-7 prime patterns start with a number smaller than 91.
CROSSREFS
Cf. A023192.
Sequence in context: A064393 A372034 A173743 * A180865 A063907 A261987
KEYWORD
nonn
STATUS
approved