login

Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.

A045022
Numbers whose base-4 representation contains exactly one 0 and four 1's.
1
277, 325, 337, 340, 1110, 1111, 1113, 1117, 1125, 1141, 1173, 1237, 1302, 1303, 1305, 1309, 1317, 1333, 1350, 1351, 1353, 1357, 1362, 1363, 1368, 1372, 1377, 1380, 1393, 1396, 1413, 1425, 1428, 1477, 1489, 1492, 1557
OFFSET
1,1
LINKS
MATHEMATICA
Select[Range[10000], DigitCount[#, 4, 0] == 1 && DigitCount[#, 4, 1] == 4 &] (* Vincenzo Librandi, Sep 21 2016 *)
CROSSREFS
Cf. A007090.
Sequence in context: A297755 A166192 A186466 * A108253 A108255 A152715
KEYWORD
nonn,base
STATUS
approved