

A054834


First term of weak prime septet: p(m+1)p(m) < p(m+2)p(m+1) < p(m+3)p(m+2) < p(m+4)p(m+3) < p(m+5)p(m+4) < p(m+6)p(m+5).


2



15373, 64919, 68207, 68897, 128981, 128983, 143509, 154079, 157999, 192373, 221717, 222379, 244457, 249721, 285287, 318677, 337277, 354371, 357823, 374173, 385391, 394727, 402581, 402583, 419597, 439157, 441907, 448373, 457397, 457669, 458189, 482507, 527981, 529811, 577529, 582761, 655909
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OFFSET

1,1


LINKS

M. F. Hasler, Table of n, a(n) for n = 1..1000, Oct 27 2018


FORMULA

a(n) = A151799(A054835(n)), A151799 = prevprime; A054834 = { m = A054828(n)  m = prevprime(A054828(n+1)) }.  M. F. Hasler, Oct 27 2018


CROSSREFS

Cf. A051635; A054800 .. A054803: members of balanced prime quartets (= consecutive primes in arithmetic progression); A054804 .. A054818: members of strong prime quartet, quintet, sextet; A054819 .. A054840: members of weak prime quartet, quintet, sextet, septets.
Sequence in context: A258572 A232382 A175751 * A232893 A054835 A182255
Adjacent sequences: A054831 A054832 A054833 * A054835 A054836 A054837


KEYWORD

nonn


AUTHOR

Henry Bottomley, Apr 10 2000


EXTENSIONS

More terms from M. F. Hasler, Oct 27 2018


STATUS

approved



