A045270 - OEIS

A045270

Numbers whose base-5 representation contains exactly two 2's and no 3's.

12, 37, 52, 57, 60, 61, 64, 72, 112, 137, 162, 177, 182, 185, 186, 189, 197, 237, 252, 257, 260, 261, 264, 272, 277, 282, 285, 286, 289, 297, 300, 301, 304, 305, 306, 309, 320, 321, 324, 352, 357, 360, 361, 364, 372, 512, 537

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

OFFSET

1,1

LINKS

Table of n, a(n) for n=1..47.

MATHEMATICA

Select[Range[600], DigitCount[#, 5, 2]==2&&DigitCount[#, 5, 3]==0&] (* Harvey P. Dale, Feb 19 2023 *)

CROSSREFS

Cf. A007091.

Sequence in context: A043358 A023731 A045285 * A012276 A045174 A044089

Adjacent sequences: A045267 A045268 A045269 * A045271 A045272 A045273

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved