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A023732 Numbers with exactly 3 2's in base 5 expansion. 2
62, 187, 262, 287, 302, 307, 310, 311, 313, 314, 317, 322, 337, 362, 437, 562, 687, 812, 887, 912, 927, 932, 935, 936, 938, 939, 942, 947, 962, 987, 1062, 1187, 1262, 1287, 1302, 1307, 1310, 1311, 1313, 1314, 1317, 1322 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
MATHEMATICA
Select[ Range[ 1325 ], (Count[ IntegerDigits[ #, 5 ], 2 ]==3)& ]
FromDigits[#, 5]&/@Select[Tuples[Range[0, 4], 5], Count[#, 2]==3&] (* Harvey P. Dale, Jan 17 2023 *)
CROSSREFS
Sequence in context: A044394 A044775 A043359 * A045289 A045274 A045175
KEYWORD
nonn,base,easy
AUTHOR
STATUS
approved

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Last modified June 22 09:48 EDT 2024. Contains 373568 sequences. (Running on oeis4.)