login
A039323
Numbers whose base-7 representation has the same nonzero number of 3's and 4's.
1
25, 31, 74, 80, 123, 129, 151, 158, 165, 175, 176, 177, 180, 181, 186, 193, 199, 206, 213, 217, 218, 219, 222, 223, 234, 241, 270, 276, 319, 325, 368, 374, 417, 423, 466, 472, 494, 501, 508, 518, 519, 520, 523, 524, 529, 536, 542, 549, 556, 560, 561, 562
OFFSET
1,1
LINKS
MATHEMATICA
Select[Range[600], DigitCount[#, 7, 3]==DigitCount[#, 7, 4]>0&] (* Harvey P. Dale, May 14 2022 *)
CROSSREFS
Cf. A007093.
Sequence in context: A184042 A157646 A198003 * A043146 A043926 A202000
KEYWORD
nonn,base,easy
STATUS
approved