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A043505 Numbers having one 4 in base 10. 11
4, 14, 24, 34, 40, 41, 42, 43, 45, 46, 47, 48, 49, 54, 64, 74, 84, 94, 104, 114, 124, 134, 140, 141, 142, 143, 145, 146, 147, 148, 149, 154, 164, 174, 184, 194, 204, 214, 224, 234, 240, 241, 242, 243, 245, 246, 247, 248, 249, 254 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
Enrique Pérez Herrero, Table of n, a(n) for n = 1..2000
MATHEMATICA
Select[Range[1000], DigitCount[#, 10, 4]==1&] (* Enrique Pérez Herrero, Nov 29 2013 *)
CROSSREFS
Sequence in context: A031224 A011534 A277966 * A277591 A017317 A195973
KEYWORD
nonn,base
AUTHOR
STATUS
approved

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Last modified July 13 12:36 EDT 2024. Contains 374284 sequences. (Running on oeis4.)