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A317647 The even members of the "Almost natural numbers" (A007376). 0

%I #6 Aug 11 2018 14:32:58

%S 2,4,6,8,0,2,4,6,8,2,0,2,2,2,2,2,4,2,2,6,2,2,8,2,0,2,4,6,8,4,0,4,4,2,

%T 4,4,4,4,4,6,4,4,8,4,0,2,4,6,8,6,0,6,6,2,6,6,4,6,6,6,6,6,8,6,0,2,4,6,

%U 8,8,0,8,8,2,8,8,4,8,8,6,8,8,8,8,0,2,4,6,8,0,0

%N The even members of the "Almost natural numbers" (A007376).

%C Also even members of A033307.

%e The initial (15) terms of A007376 are 1,2,3,4,5,6,7,8,9,1,0,1,1,1,2; omitting the odd terms 1,3,5,7,9,1,1,1 leaves the first 6 even terms 2,4,6,8,0,2: a(1) through a(6).

%t Select[ Flatten[ IntegerDigits /@ Range@ 100], EvenQ]

%Y Cf. A007376, A033307, A316988.

%K easy,nonn,base

%O 1,1

%A _Dave Durgin_ and _Robert G. Wilson v_, Aug 02 2018

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Last modified April 25 05:18 EDT 2024. Contains 371964 sequences. (Running on oeis4.)