OFFSET
1,3
EXAMPLE
3640 in base 5 is 104030, which interpreted in base 7 is 18200=5*3640.
MATHEMATICA
Select[Range[0, 20*10^6], Divisible[FromDigits[IntegerDigits[#, 5], 7], #]&] (* Harvey P. Dale, Jul 18 2015 *)
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Erich Friedman, Jul 21 2001
EXTENSIONS
More terms from Naohiro Nomoto, Aug 06 2001
Offset changed to 1 and a(22)-a(33) from Georg Fischer, Mar 13 2023
STATUS
approved