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A116228 n times n+5 gives the concatenation of two numbers m and m-9. 4

%I #2 Mar 30 2012 17:40:40

%S 96011,3812029082958589067221817215312,

%T 6187970917041410932778182784684,3189731673290266386838927279556315880

%N n times n+5 gives the concatenation of two numbers m and m-9.

%e 96011 * 96016 = 92185//92176, where // denotes concatenation.

%Y Cf. A116097, A116227, A116229, A116236.

%K nonn,base

%O 1,1

%A _Giovanni Resta_, Feb 06 2006

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Last modified May 4 13:36 EDT 2024. Contains 372243 sequences. (Running on oeis4.)