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Search: id:A095778
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| A095778 |
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Values of n for which A095777(n) is 9 (those terms which are expressible in decimal digits for bases 2 through 10, but not for base 11). |
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+0
1
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| 10, 21, 32, 43, 54, 65, 76, 87, 98, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 131, 142, 153, 164, 175, 186, 197, 208, 219, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 252, 263, 274, 285, 296, 307, 318, 329, 340, 351, 352, 353
(list; graph; listen)
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OFFSET
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1,1
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EXAMPLE
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a(5)=54 because 54 when expressed in successive bases starting at 2 will produce its first non-decimal digit at base 11. Like so: 110110, 2000, 312, 204, 130, 105, 66, 60, 54. In base 11, 54 is 4A.
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MAPLE
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S := []; for n from 1 to 1000 do; if 1>0 then; ct := 0; ok := true; b := 2; if (n>9) then; while ok=true do; L := convert(n, base, b); for e in L while ok=true do; if (e > 9) then ok:=false; fi; od; if ok=true then; ct := ct + 1; b := b + 1; fi; od; fi; if ct=9 then S := [op(S), n]; fi; fi; od; S;
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CROSSREFS
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Cf. A095777.
Adjacent sequences: A095775 A095776 A095777 this_sequence A095779 A095780 A095781
Sequence in context: A104341 A098954 A061470 this_sequence A065438 A017509 A072806
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KEYWORD
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base,nonn
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AUTHOR
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Chuck Seggelin (seqfan(AT)plastereddragon.com), Jun 05 2004
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