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A043494 Numbers having two 1's in base 10. 2
11, 101, 110, 112, 113, 114, 115, 116, 117, 118, 119, 121, 131, 141, 151, 161, 171, 181, 191, 211, 311, 411, 511, 611, 711, 811, 911, 1001, 1010, 1012, 1013, 1014, 1015, 1016, 1017, 1018, 1019, 1021, 1031, 1041, 1051, 1061, 1071 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Daniel Starodubtsev, Table of n, a(n) for n = 1..10000

MATHEMATICA

Select[Range[1100], DigitCount[#, 10, 1]==2&] (* Harvey P. Dale, Nov 30 2013 *)

CROSSREFS

Subsequence of A011531.

Sequence in context: A245475 A175963 A239236 * A277959 A278937 A038444

Adjacent sequences:  A043491 A043492 A043493 * A043495 A043496 A043497

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified September 23 20:42 EDT 2021. Contains 347617 sequences. (Running on oeis4.)