A091170 Number of primes of the form 30k + 19 less than 10^n.

0, 2, 18, 150, 1192, 9788, 83010, 720153, 6354987, 56879810, 514749730, 4700977077, 43258170456

Offset

1,2

Links

Table of n, a(n) for n=1..13.

Crossrefs

Cf. A091165 + A091166 + A091167 + A091168 + A091169 + A091170 + A091171 + A091172 +3 (for 2, 3 & 5) = A006880.

Sequence in context: A329170 A125835 A356623 * A207319 A361961 A091165

Adjacent sequences: A091167 A091168 A091169 * A091171 A091172 A091173

Keyword

nonn,more

Author

Robert G. Wilson v, Jan 12 2004

Extensions

a(11)-a(13) from Hiroaki Yamanouchi, Oct 14 2014

Status

approved