1,1
Cf. A014091.
Sequence in context: A031950 A043694 A043602 this_sequence A078892 A164374 A072281
Adjacent sequences: A038606 A038607 A038608 this_sequence A038610 A038611 A038612
nonn
Vasiliy Danilov (danilovv(AT)usa.net) 1998 Jul
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