A045195 Numbers whose base-5 representation contains exactly two 0's and no 3's.

25, 50, 100, 126, 127, 129, 130, 135, 145, 150, 175, 225, 251, 252, 254, 255, 260, 270, 275, 300, 350, 501, 502, 504, 505, 510, 520, 525, 550, 600, 631, 632, 634, 636, 637, 639, 646, 647, 649, 651, 652, 654, 655, 660, 670, 676

Offset

1,1

Links

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

Mathematica

Select[Range[700], DigitCount[#, 5, 0]==2&&DigitCount[#, 5, 3]==0&] (* Harvey P. Dale, Dec 14 2022 *)

Crossrefs

Cf. A007091.

Sequence in context: A045210 A169860 A224670 * A232438 A360017 A034025

Adjacent sequences: A045192 A045193 A045194 * A045196 A045197 A045198

Keyword

nonn,base

Author

Clark Kimberling

Status

approved