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A085907
7-smooth numbers using digits 2,3,5 and 7 only. Numbers using prime digits and having prime divisors < 10.
0
2, 3, 5, 7, 25, 27, 32, 35, 72, 75, 225, 252, 375, 525, 735, 2352, 3375, 25725, 273375, 2333772, 52732233225
OFFSET
1,1
COMMENTS
No more terms < 10^100. Probably no more terms. - David Wasserman, Feb 11 2005
No more terms < 10^1000. - Graham Holmes, Jan 07 2022
CROSSREFS
Intersection of A002473 and A046034.
Sequence in context: A110094 A088054 A249509 * A024777 A002957 A333955
KEYWORD
base,nonn
AUTHOR
Amarnath Murthy, Jul 09 2003
EXTENSIONS
More terms from David Wasserman, Feb 11 2005
STATUS
approved