A031967 - OEIS

A031967

Numbers with exactly four distinct base-8 digits.

531, 532, 533, 534, 535, 538, 540, 541, 542, 543, 546, 547, 549, 550, 551, 554, 555, 556, 558, 559, 562, 563, 564, 565, 567, 570, 571, 572, 573, 574, 643, 644, 645, 646, 647, 664, 668, 669, 670, 671, 672, 675, 677, 678, 679

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

Table of n, a(n) for n=1..45.

MATHEMATICA

Select[Range[700], Count[DigitCount[#, 8], 0]==4&] (* Harvey P. Dale, Aug 04 2021 *)

CROSSREFS

Cf. A007094.

Sequence in context: A251004 A098259 A174761 * A345387 A031521 A156772

Adjacent sequences: A031964 A031965 A031966 * A031968 A031969 A031970

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved