1,1
Cf. A068340, A076542, A077030-A077033.
Adjacent sequences: A077027 A077028 A077029 this_sequence A077031 A077032 A077033
Sequence in context: A043646 A077376 A138026 this_sequence A105983 A099154 A004925
easy,nonn
Zak Seidov (zakseidov(AT)yahoo.com), Oct 21 2002
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