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A245852
Powers of 8 without the digit '0' in their decimal expansion.
3
1, 8, 64, 512, 32768, 262144, 16777216, 134217728, 8589934592, 68719476736, 549755813888, 2251799813685248, 4722366482869645213696, 2417851639229258349412352
OFFSET
1,2
COMMENTS
Conjectured to be finite.
MATHEMATICA
Select[8^Range[0, 2*10^5], DigitCount[#, 10, 0]==0 &]
PROG
(Magma) [8^n: n in [0..3*10^4] | not 0 in Intseq(8^n)];
(Python)
from itertools import count, islice
def A245852_gen(): # generator of terms
return filter(lambda n:not '0' in str(n), (1<<3*n for n in count(0)))
A245852_list = list(islice(A245852_gen(), 10)) # Chai Wah Wu, Nov 10 2022
CROSSREFS
Subsequence of A001018.
Cf. similar sequences listed in A245853.
Sequence in context: A046252 A074113 A074116 * A033144 A238300 A344271
KEYWORD
nonn,base
AUTHOR
Vincenzo Librandi, Aug 04 2014
STATUS
approved