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A033708 Number of simple repdigit polyhedral numbers with n digits. 1

%I #10 Jul 06 2024 11:54:31

%S 15,21,21,24,21,22,24,24,22,24,21,22,24,24,22,25,21,22,24,25,23,24,21,

%T 22,25,24,22,25,21,22,24,24,22,24,21,23,24,25,23,25,21,22,24,26,23,24,

%U 21,22,25,24

%N Number of simple repdigit polyhedral numbers with n digits.

%H M. Keith, <a href="http://www.cs.uwaterloo.ca/journals/JIS/keith.html">On Repdigit Polygonal Numbers</a>, J. Integer Sequences, Vol. 1, 1998, #6.

%K nonn,base

%O 1,1

%A _Mike Keith_

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Last modified September 12 01:49 EDT 2024. Contains 375842 sequences. (Running on oeis4.)