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A031484 Numbers whose base-7 representation has 2 more 0's than 6's. 0
49, 98, 147, 196, 245, 344, 345, 346, 347, 348, 350, 357, 364, 371, 378, 392, 441, 490, 539, 588, 687, 688, 689, 690, 691, 693, 700, 707, 714, 721, 735, 784, 833, 882, 931, 1030, 1031, 1032, 1033, 1034, 1036, 1043, 1050, 1057 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
MATHEMATICA
Select[Range[1100], DigitCount[#, 7, 6]+2==DigitCount[#, 7, 0]&] (* Harvey P. Dale, Jun 16 2016 *)
CROSSREFS
Cf. A007093.
Sequence in context: A044138 A043394 A044519 * A260009 A114013 A235578
KEYWORD
nonn,base
AUTHOR
STATUS
approved

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Last modified March 2 10:43 EST 2024. Contains 370466 sequences. (Running on oeis4.)