A281448 Initial primes of 9 consecutive primes with consecutive gaps 2, 4, 6, 8, 10, 12, 14, 16.

113575727, 232728647, 2426256797, 2469604721, 3344410367, 4656098957, 4952808461, 6369321857, 6430890287, 6760087151, 8518049207, 10818813737, 13195845317, 19684555061, 21884908931, 23953276661, 25509639137, 26367829331, 26390212061, 31004257211

Offset

1,1

Links

Charles R Greathouse IV, Table of n, a(n) for n = 1..174

Mathematica

Select[Partition[Prime[Range[20*10^7]], 9, 1], Differences[#] == 2*Range[8] &][[All, 1]]

Prog

(PARI) g=0; p=2; forprime(q=3, , if(q-p==g+2, g+=2; if(g==16, print1(q-72", "); g=0), g=0); p=q) \\ Charles R Greathouse IV, Jan 28 2017

Crossrefs

Cf. A078847, A190814, A190817, A190819, A190838.

Sequence in context: A186552 A147581 A378059 * A171571 A208491 A205169

Adjacent sequences: A281445 A281446 A281447 * A281449 A281450 A281451

Keyword

nonn

Author

Harvey P. Dale, Jan 27 2017

Extensions

a(10)-a(20) from Charles R Greathouse IV, Jan 28 2017

Status

approved