A043408 Numbers whose base-7 representation contains exactly four 3's.

1200, 3601, 6002, 7374, 7717, 8060, 8256, 8305, 8354, 8382, 8389, 8396, 8400, 8401, 8402, 8404, 8405, 8406, 8410, 8417, 8424, 8452, 8501, 8550, 8746, 9089, 9432, 10804, 13205, 15606, 18007, 20408, 22809, 24181, 24524

Offset

1,1

Links

Table of n, a(n) for n=1..35.

Crossrefs

Cf. A007093.

Sequence in context: A351676 A137261 A252531 * A234917 A167985 A237001

Adjacent sequences: A043405 A043406 A043407 * A043409 A043410 A043411

Keyword

nonn,base

Author

Clark Kimberling

Status

approved