A023747 Plaindromes: numbers whose digits in base 5 are in nondecreasing order.

0, 1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 19, 24, 31, 32, 33, 34, 37, 38, 39, 43, 44, 49, 62, 63, 64, 68, 69, 74, 93, 94, 99, 124, 156, 157, 158, 159, 162, 163, 164, 168, 169, 174, 187, 188, 189, 193, 194, 199, 218, 219, 224, 249, 312, 313, 314, 318, 319

Offset

1,3

Links

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Mathematica

Select[Range[0, 319], LessEqual@@IntegerDigits[#, 5]&] (* Ray Chandler, Jan 06 2014 *)

Crossrefs

Sequence in context: A032893 A032852 A031990 * A031998 A023759 A004742

Adjacent sequences: A023744 A023745 A023746 * A023748 A023749 A023750

Keyword

nonn,base,easy

Author

Olivier Gérard

Extensions

Change offset to 1 by Ray Chandler, Jan 06 2014

Status

approved