login
A045007
Numbers whose base-3 representation contains exactly three 0's and three 2's.
1
494, 506, 510, 542, 546, 558, 650, 654, 666, 702, 755, 791, 803, 807, 899, 911, 915, 947, 951, 963, 1223, 1235, 1239, 1271, 1275, 1287, 1379, 1383, 1395, 1431, 1475, 1481, 1483, 1493, 1505, 1509, 1517, 1519, 1523, 1527
OFFSET
1,1
LINKS
MATHEMATICA
Select[Range[2000], DigitCount[#, 3, 0]==DigitCount[#, 3, 2]==3 &] (* Vincenzo Librandi, Jul 25 2014 *)
CROSSREFS
Cf. A007089.
Sequence in context: A116207 A363391 A264327 * A062903 A363050 A347891
KEYWORD
nonn,base
STATUS
approved