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A077690
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Rearrangement of triangular numbers such that the most significant digits follow the cyclic pattern 1,2,3,4,5,6,7,8,9,1,2,3,4,5,6,7,8,9,1,2,3,...
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%I #5 Jan 08 2019 09:12:41
%S 1,21,3,45,55,6,78,820,91,10,28,36,406,528,66,703,861,903,15,210,300,
%T 435,561,630,741,8001,946,105,231,325,465,595,666,780,8128,990,120,
%U 253,351,496,5050,6105,7021,8256,9045
%N Rearrangement of triangular numbers such that the most significant digits follow the cyclic pattern 1,2,3,4,5,6,7,8,9,1,2,3,4,5,6,7,8,9,1,2,3,...
%K base,nonn
%O 1,2
%A _Amarnath Murthy_, Nov 17 2002
%E Corrected and extended by _Michel ten Voorde_ Jun 20 2003
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