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A039374
Numbers whose base-9 representation has the same nonzero number of 2's and 5's.
0
23, 47, 104, 128, 167, 176, 194, 203, 207, 208, 210, 211, 213, 214, 215, 221, 230, 239, 266, 290, 347, 371, 407, 416, 423, 424, 426, 427, 429, 430, 431, 434, 443, 461, 470, 479, 509, 533, 590, 614, 671, 695, 752, 776, 833, 857, 896, 905, 923, 932, 936
OFFSET
1,1
MATHEMATICA
Select[Range[1000], DigitCount[#, 9, 2]==DigitCount[#, 9, 5]>0&] (* Harvey P. Dale, Dec 16 2019 *)
CROSSREFS
Cf. A007095.
Sequence in context: A054821 A195058 A352291 * A043197 A043977 A373464
KEYWORD
nonn,base,easy
STATUS
approved