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A032699 Exactly 3 digits from {1,2,3,4,5,6,7,8,9} can precede a(n) to form a lucky number. 0
1, 5, 7, 11, 15, 21, 23, 33, 37, 39, 51, 59, 61, 67, 73, 77, 79, 89, 91, 95, 97, 107, 111, 115, 121, 127, 139, 151, 163, 175, 179, 183, 191, 195, 223, 229, 231, 235, 237, 251, 257, 263, 277, 283, 285, 299, 301, 325, 331, 335, 355, 363, 365, 377, 395, 399, 403 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..57.

EXAMPLE

If n = 111 then we find only '3'111, '6'111 and '7'111 to be lucky numbers.

CROSSREFS

Cf. A000959.

Sequence in context: A039001 A023741 A096819 * A073088 A054059 A072058

Adjacent sequences:  A032696 A032697 A032698 * A032700 A032701 A032702

KEYWORD

nonn,base,less

AUTHOR

Patrick De Geest, May 15 1998

STATUS

approved

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Last modified September 24 17:33 EDT 2021. Contains 347651 sequences. (Running on oeis4.)