A043514 Numbers having two 6's in base 10.

66, 166, 266, 366, 466, 566, 606, 616, 626, 636, 646, 656, 660, 661, 662, 663, 664, 665, 667, 668, 669, 676, 686, 696, 766, 866, 966, 1066, 1166, 1266, 1366, 1466, 1566, 1606, 1616, 1626, 1636, 1646, 1656, 1660, 1661, 1662, 1663

Offset: 1

Author

Clark Kimberling

Keywords

• nonn
• base

Links

• Daniel Starodubtsev, Table of n, a(n) for n = 1..10000

Crossrefs

Subsequence of A011536.

Programs

Mathematica

Select[Range[2000],DigitCount[#,10,6]==2&]  (* Harvey P. Dale, Mar 23 2011 *)