OFFSET
0,2
LINKS
Reinhard Zumkeller, Table of n, a(n) for n = 0..10000
FORMULA
a(n) = 6 * A007088(n).
MATHEMATICA
Map[FromDigits, Tuples[{0, 6}, 6]] (* Paolo Xausa, Oct 30 2023 *)
PROG
(Haskell)
a204093 n = a204093_list !! n
a204093_list = map (* 6) a007088_list
(Python)
def a(n): return int(bin(n)[2:].replace('1', '6'))
print([a(n) for n in range(40)]) # Michael S. Branicky, Jun 06 2021
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Reinhard Zumkeller, Jan 10 2012
STATUS
approved