A045181 Numbers whose base-5 representation contains exactly two 0's and one 2.

50, 127, 135, 175, 251, 253, 254, 255, 265, 270, 275, 325, 350, 377, 385, 425, 502, 510, 550, 632, 636, 638, 639, 642, 647, 652, 660, 676, 678, 679, 680, 690, 695, 702, 710, 727, 735, 752, 760, 800, 876, 878, 879, 880, 890, 895

Offset

1,1

Links

Table of n, a(n) for n=1..46.

Example

50 is a term because 50_10 = 200_5. - Jon E. Schoenfield, May 19 2019

Mathematica

Select[Range[1000], DigitCount[#, 5, 0]==2&&DigitCount[#, 5, 2]==1&]  (* Harvey P. Dale, Feb 02 2011 *)

Crossrefs

Cf. A007091 (numbers in base 5).

Sequence in context: A222822 A212226 A031397 * A093194 A043474 A044301

Adjacent sequences: A045178 A045179 A045180 * A045182 A045183 A045184

Keyword

nonn,base

Author

Clark Kimberling

Status

approved