1,1
Cf. A126043-A126059.
Sequence in context: A031067 A031027 A134730 this_sequence A030604 A007880 A004573
Adjacent sequences: A126043 A126044 A126045 this_sequence A126047 A126048 A126049
nonn
Artur Jasinski (grafix(AT)csl.pl), Dec 17 2006
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