This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A241158 Numbers in which the two leading (most significant) digits are distinct. 2
 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 120 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 COMMENTS More than the usual number of terms are displayed in order to show the difference from some closely-related sequences. LINKS Reinhard Zumkeller, Table of n, a(n) for n = 1..10000 PROG (Haskell) a241158 n = a241158_list !! (n-1) a241158_list = filter (f . show)  [0..] where    f [_] = True; f (d : d' : _) = d /= d' -- Reinhard Zumkeller, May 02 2014 CROSSREFS Cf. A010784, A043096, A241157. Sequence in context: A043096 A160542 A059543 * A241157 A010784 A052081 Adjacent sequences:  A241155 A241156 A241157 * A241159 A241160 A241161 KEYWORD nonn,base AUTHOR N. J. A. Sloane, Apr 18 2014 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified June 20 19:36 EDT 2019. Contains 324234 sequences. (Running on oeis4.)