A043467 Numbers having three 3's in base 9.

273, 1002, 1731, 2217, 2298, 2379, 2433, 2442, 2451, 2457, 2458, 2459, 2461, 2462, 2463, 2464, 2465, 2469, 2478, 2487, 2496, 2505, 2541, 2622, 2703, 2784, 2865, 3189, 3918, 4647, 5376, 6105, 6834, 7563, 8292, 8778, 8859

Offset

1,1

Links

Table of n, a(n) for n=1..37.

Mathematica

Select[Range[9000], DigitCount[#, 9, 3]==3&] (* Harvey P. Dale, Dec 17 2011 *)

Crossrefs

Cf. A007095.

Sequence in context: A347888 A306812 A157374 * A028530 A200836 A276980

Adjacent sequences: A043464 A043465 A043466 * A043468 A043469 A043470

Keyword

nonn,base

Author

Clark Kimberling

Status

approved