|
%I #2 Mar 30 2012 17:31:12
%S 1,3,1,1,4,1,2,3,1,0,1,1,1,1,1,3,1,1,0,2,2,4,2,3,2,3,3,0,4,4,5,5,5,5,
%T 1,1,0,3,1,2,3,2,1,1,2,4,3,5,4,4,1,1,5,3,2,5,3,1,2,2,2,0,4,1,0,5,2,3,
%U 0,1,3,0,1,3,3,3,4,0,4,1,0,1,4,4,3,3,2,5,3,0,5,5,2,4,2,0,4,5,4,0,1,1,1,4,1
%N Write the natural numbers in base 6 in a triangle with k digits in the k-th row, as shown below. Sequence gives the leading diagonal.
%C 1
%C 23
%C 451
%C 0111
%C 21314
%C 152021...
%t t = Flatten[ IntegerDigits[ Range[1500], 6]]; t[[Table[n(n + 1)/2, {n, 105}]]]
%Y Cf. A104606, A104607, A104608, A104609, A104611, A104612, A104613, A091425, A104614, A104615, A104616, A104617, A104618, A104619, A104620.
%K base,nonn
%O 1,2
%A _Robert G. Wilson v_, Mar 16 2005
|
