OFFSET
1,152
LINKS
Reinhard Zumkeller, Table of n, a(n) for n = 1..10000
MATHEMATICA
DigitCount[Prime[Range[150]], 10, 8](* Harvey P. Dale, Jun 11 2016 *)
PROG
(Haskell)
a085982 = count8 0 . a000040 where
count8 c x | d == 8 = if x < 10 then c + 1 else count8 (c + 1) x'
| otherwise = if x < 10 then c else count8 c x'
where (x', d) = divMod x 10
-- Reinhard Zumkeller, Apr 08 2014
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Jason Earls, Jul 06 2003
STATUS
approved