OFFSET
0,3
LINKS
Amiram Eldar, Table of n, a(n) for n = 0..101 (calculated using Kim Walisch's primecount)
FORMULA
MAPLE
a:= n-> numtheory[pi]((<<0|1>, <1|1>>^n. <<2, 1>>)[1$2]):
seq(a(n), n=0..35); # Alois P. Heinz, Nov 09 2016
MATHEMATICA
Table[PrimePi[LucasL[n]], {n, 0, 50}]
PROG
(Magma) [#PrimesUpTo(Lucas(n)): n in [0..41]];
CROSSREFS
KEYWORD
nonn
AUTHOR
Vincenzo Librandi, Nov 09 2016
STATUS
approved