A043376 Numbers having four 1's in base 6.

259, 1339, 1519, 1549, 1554, 1556, 1557, 1558, 1559, 1561, 1567, 1573, 1579, 1591, 1627, 1663, 1699, 1771, 1987, 2203, 2419, 2851, 4147, 5443, 6739, 7819, 7999, 8029, 8034, 8036, 8037, 8038, 8039, 8041, 8047, 8053, 8059

Offset

1,1

Links

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

Mathematica

Select[Range[8500], DigitCount[#, 6, 1]==4&] (* Harvey P. Dale, Apr 30 2025 *)

Crossrefs

Cf. A007092.

Sequence in context: A037987 A185673 A082788 * A038480 A384194 A309763

Adjacent sequences: A043373 A043374 A043375 * A043377 A043378 A043379

Keyword

nonn,base

Author

Clark Kimberling

Status

approved