login
Numbers whose base-3 representation has exactly 8 runs.
1

%I #14 May 25 2026 09:37:49

%S 2460,2462,2463,2464,2476,2477,2478,2480,2487,2489,2490,2491,2494,

%T 2495,2499,2500,2602,2603,2607,2608,2611,2612,2613,2615,2622,2624,

%U 2625,2626,2638,2639,2640,2642,2703,2705,2706,2707

%N Numbers whose base-3 representation has exactly 8 runs.

%t Select[Range[3000],Length[Split[IntegerDigits[#,3]]]==8&] (* _Harvey P. Dale_, Jun 25 2013 *)

%Y Cf. A007089, A043589 (9 runs).

%Y Subsequence of A043798.

%K nonn,base

%O 1,1

%A _Clark Kimberling_