login
A120564
Numbers n such that n together with its double and triple contain every digit.
0
1692, 1809, 1902, 1908, 1920, 2019, 2079, 2169, 2190, 2673, 2697, 2703, 2730, 2967, 3027, 3078, 3267, 3270, 3419, 3429, 3476, 3486, 3543, 3546, 3564, 3592, 3654, 3952, 3954, 4169, 4253, 4265, 4269, 4325, 4526, 4536, 4625, 4676, 4686, 4836, 5192, 5219
OFFSET
1,1
EXAMPLE
2*1692 = 3384, 3*1692 = 5076. 1692 together with 3384 and 5076 contains every digit.
MATHEMATICA
Select[Range[6000], Length[Union[IntegerDigits[ # ], IntegerDigits[2# ], IntegerDigits[3# ]]] == 10 &]
CROSSREFS
Sequence in context: A204488 A062680 A251291 * A237533 A089674 A252429
KEYWORD
base,nonn
AUTHOR
Tanya Khovanova, Oct 24 2006
STATUS
approved