0,1
F. Rodriguez Villegas, L. Sadun & J.F. Voloch, Blet: A mathematical puzzle, Amer. Math. Monthly, 109 No.8 (2002), 729-740.
Sequence in context: A068981 A099631 A032790 this_sequence A073930 A130223 A126750
Adjacent sequences: A075270 A075271 A075272 this_sequence A075274 A075275 A075276
nonn
njas, Oct 12 2002
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