A043411 Numbers whose base-7 representation contains exactly three 4's.

228, 571, 914, 1257, 1404, 1453, 1502, 1551, 1572, 1579, 1586, 1593, 1596, 1597, 1598, 1599, 1601, 1602, 1607, 1614, 1649, 1698, 1943, 2286, 2629, 2972, 3315, 3658, 3805, 3854, 3903, 3952, 3973, 3980, 3987, 3994, 3997

Offset

1,1

Links

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

Crossrefs

Cf. A007093.

Sequence in context: A252221 A154519 A128808 * A172531 A258557 A206005

Adjacent sequences: A043408 A043409 A043410 * A043412 A043413 A043414

Keyword

nonn,base

Author

Clark Kimberling

Status

approved