1,2
Cf. A074639.
Sequence in context: A068336 A133871 A068514 this_sequence A125286 A045963 A128169
Adjacent sequences: A074642 A074643 A074644 this_sequence A074646 A074647 A074648
nonn
Michele Dondi (bik.mido(AT)tiscalinet.it), Sep 18, 2002
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