A039537 Numbers whose base-12 representation has the same nonzero number of 4's and 11's.

59, 136, 203, 280, 347, 424, 491, 568, 587, 599, 611, 623, 647, 659, 671, 683, 695, 707, 708, 709, 710, 711, 713, 714, 715, 716, 717, 718, 779, 856, 923, 1000, 1067, 1144, 1211, 1288, 1355, 1432, 1499, 1576, 1588, 1600, 1612, 1624, 1632, 1633

Offset

1,1

Links

Table of n, a(n) for n=1..46.

Mathematica

Select[Range[2000], DigitCount[#, 12, 4]==DigitCount[#, 12, 11]>0&]  (* Harvey P. Dale, Mar 23 2011 *)

Crossrefs

Sequence in context: A098032 A139994 A107157 * A220463 A142171 A129480

Adjacent sequences: A039534 A039535 A039536 * A039538 A039539 A039540

Keyword

nonn,base,easy

Author

Olivier Gérard

Status

approved