1,4
Keith M. Briggs, Combinatorial Graph Theory
A diagonal of triangle in A126744.
Sequence in context: A065928 A114175 A080049 this_sequence A038725 A001565 A074613
Adjacent sequences: A126742 A126743 A126744 this_sequence A126746 A126747 A126748
nonn
njas, Feb 18 2007
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