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A023751
Plaindromes: numbers whose digits in base 9 are in nondecreasing order.
4
0, 1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 16, 17, 20, 21, 22, 23, 24, 25, 26, 30, 31, 32, 33, 34, 35, 40, 41, 42, 43, 44, 50, 51, 52, 53, 60, 61, 62, 70, 71, 80, 91, 92, 93, 94, 95, 96, 97, 98, 101, 102, 103, 104, 105, 106, 107, 111, 112, 113, 114, 115, 116
OFFSET
1,3
LINKS
MATHEMATICA
Select[Range[0, 116], LessEqual@@IntegerDigits[#, 9]&] (* Ray Chandler, Jan 06 2014 *)
CROSSREFS
Sequence in context: A031994 A032897 A032856 * A047594 A004774 A191845
KEYWORD
nonn,base,easy
EXTENSIONS
Change offset to 1 by Ray Chandler, Jan 06 2014
STATUS
approved