1,7
Cf. A026905, A014284.
Sequence in context: A136583 A141631 A077131 this_sequence A051743 A054111 A055503
Adjacent sequences: A086738 A086739 A086740 this_sequence A086742 A086743 A086744
nonn
Jon Perry (perry(AT)globalnet.co.uk), Jul 29 2003
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