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A329762
a(1) = 1; thereafter a(n+1) > a(n) is the smallest multiple of a(n) using only odd digits but not divisible by 3.
2
1, 5, 35, 175, 7175, 179375, 17399375, 51797939375, 3315119917939375, 93137793511399131779375, 79375315115111911957537791599375, 55751171777397357155597571713137115337799375
OFFSET
1,2
COMMENTS
Equivalently, the sequence is defined as a(1) = 1, a(2) = 5, and for n > 1, a(n+1) > a(n) is the smallest multiple of a(n) using only odd digits. All terms besides a(1) are divisible by 5.
CROSSREFS
Sequence in context: A048515 A219973 A100739 * A359520 A376496 A043014
KEYWORD
nonn,base
AUTHOR
Chai Wah Wu, Dec 04 2019
STATUS
approved