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A045129 Numbers whose base-4 representation contains exactly four 1's and no 3's. 0
85, 277, 325, 337, 340, 342, 345, 357, 405, 597, 1045, 1093, 1105, 1108, 1110, 1113, 1125, 1173, 1285, 1297, 1300, 1302, 1305, 1317, 1345, 1348, 1350, 1353, 1360, 1362, 1368, 1370, 1377, 1380, 1382, 1385, 1413, 1425, 1428 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
MATHEMATICA
Select[Range[1500], DigitCount[#, 4, 1]==4&&DigitCount[#, 4, 3]==0&] (* Harvey P. Dale, May 06 2011 *)
CROSSREFS
Cf. A007090.
Sequence in context: A211257 A027524 A043340 * A045105 A038472 A020200
KEYWORD
nonn,base
AUTHOR
STATUS
approved

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Last modified May 29 10:24 EDT 2024. Contains 372938 sequences. (Running on oeis4.)