A109568 a(n) = If[Floor[2*Mod[(Prime[n + 1] - Prime[n])*PrimePi[n]/n, 8]] == 14, Prime[n]]

1327, 31907, 35677, 40289, 40639, 43801, 79699, 82073, 85933, 102701

Offset

0,1

Links

Table of n, a(n) for n=0..9.

Mathematica

a = Flatten[Table[If[Floor[2*Mod[(Prime[n + 1] - Prime[n])*PrimePi[n]/n, 8]] == 14, Prime[n], {}], {n, 1, 10000}]]

Crossrefs

Cf. A001359.

Sequence in context: A122390 A075038 A082889 * A235234 A250873 A205091

Adjacent sequences: A109565 A109566 A109567 * A109569 A109570 A109571

Keyword

nonn

Author

Roger L. Bagula, Jun 27 2005

Status

approved