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A023695 Numbers with exactly 4 1's in their ternary expansion. 2

%I #12 Sep 13 2023 07:31:47

%S 40,94,112,118,120,122,124,130,148,202,256,274,280,282,284,286,292,

%T 310,328,334,336,338,340,346,352,354,356,358,360,362,366,368,370,372,

%U 374,376,382,388,390,392,394,400,418,436,442

%N Numbers with exactly 4 1's in their ternary expansion.

%H Seiichi Manyama, <a href="/A023695/b023695.txt">Table of n, a(n) for n = 1..10000</a>

%t Select[ Range[ 459 ], (Count[ IntegerDigits[ #, 3 ], 1 ]==4)& ]

%K nonn,base,easy

%O 1,1

%A _Olivier GĂ©rard_

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Last modified March 29 04:23 EDT 2024. Contains 371264 sequences. (Running on oeis4.)