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A120746 First differences of A120745. 1

%I #2 Mar 30 2012 17:37:54

%S 1,15,25,15,5,60,40,15,45,20,55,145,115,20,5,55,25,15,45,35,5,80,40,

%T 15,60,45,20,55,25,15,40,25,15,40,45,35,25,15,5,20,35,5,40,140,20,20,

%U 20,20,15,5,35,45,20,15,65,40,55,5,15,45,55,100,25,15,5,60,20,55,25,15,45,35

%N First differences of A120745.

%C It appears that all terms after the first are multiples of 5.

%Y Cf. A120745, A087129.

%K nonn

%O 1,2

%A _John W. Layman_, Jun 30 2006

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Last modified February 25 06:40 EST 2024. Contains 370310 sequences. (Running on oeis4.)