Search: id:A036521
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%I A036521
%S A036521 45,4465,144453,544446,427444941,414446445,4440447441,444344944456,
%T A036521 4404424444435,1046444944404441,14546344444444945
%N A036521 Smallest triangle containing exactly n 4's.
%Y A036521 Sequence in context: A113630 A143004 A004707 this_sequence A093533 A101291 
               A061542
%Y A036521 Adjacent sequences: A036518 A036519 A036520 this_sequence A036522 A036523 
               A036524
%K A036521 nonn,base
%O A036521 1,1
%A A036521 David W. Wilson (davidwwilson(AT)comcast.net)

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