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A045106 Numbers n with property that in base 4 representation the numbers of 1's and 2's are 4 and 1, respectively. 0
342, 345, 357, 405, 597, 1110, 1113, 1125, 1173, 1302, 1305, 1317, 1350, 1353, 1362, 1368, 1371, 1374, 1377, 1380, 1383, 1389, 1398, 1401, 1413, 1425, 1428, 1431, 1437, 1461, 1494, 1497, 1509, 1557, 1605, 1617, 1620 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..37.

MATHEMATICA

Select[Range[2000], DigitCount[#, 4, 1]==4&&DigitCount[#, 4, 2]==1&] (* Harvey P. Dale, Jan 30 2017 *)

CROSSREFS

Sequence in context: A239271 A204751 A247441 * A137201 A121205 A038852

Adjacent sequences:  A045103 A045104 A045105 * A045107 A045108 A045109

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified August 24 03:20 EDT 2019. Contains 326260 sequences. (Running on oeis4.)