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A052419
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Numbers without 7 as a digit.
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0
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0, 1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24, 25, 26, 28, 29, 30, 31, 32, 33, 34, 35, 36, 38, 39, 40, 41, 42, 43, 44, 45, 46, 48, 49, 50, 51, 52, 53, 54, 55, 56, 58, 59, 60, 61, 62, 63, 64, 65, 66, 68, 69, 80, 81, 82, 83, 84, 85, 86, 88, 89
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,3
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MATHEMATICA
| Select[Range[100], DigitCount[#, 10, 7]==0&] (* From Harvey P. Dale, Aug 23 2011 *)
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PROG
| (MAGMA) [ n: n in [0..89] | not 7 in Intseq(n) ]; // Bruno Berselli, May 28 2011
(sh) seq 0 1000 | grep -v 7; # Joerg Arndt, May 29 2011
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CROSSREFS
| Cf. A004182, A004726.
Sequence in context: A038673 A183219 A049533 * A179439 A047421 A004777
Adjacent sequences: A052416 A052417 A052418 * A052420 A052421 A052422
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KEYWORD
| base,easy,nonn
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AUTHOR
| Henry Bottomley (se16(AT)btinternet.com), Mar 13 2000
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