A039397 Numbers whose base-10 representation has the same nonzero number of 0's and 5's.

50, 105, 150, 205, 250, 305, 350, 405, 450, 501, 502, 503, 504, 506, 507, 508, 509, 510, 520, 530, 540, 560, 570, 580, 590, 605, 650, 705, 750, 805, 850, 905, 950, 1015, 1025, 1035, 1045, 1051, 1052, 1053, 1054, 1056, 1057, 1058, 1059, 1065, 1075

Offset

1,1

Links

Table of n, a(n) for n=1..47.

Mathematica

Select[Range[1250], DigitCount[#, 10, 0]==DigitCount[#, 10, 5]>0&] (* Harvey P. Dale, Nov 22 2024 *)

Crossrefs

Sequence in context: A328305 A304840 A043220 * A044000 A256631 A250724

Adjacent sequences: A039394 A039395 A039396 * A039398 A039399 A039400

Keyword

nonn,base,easy,changed

Author

Olivier Gérard

Status

approved