1,1
C. Rivera, Source
Cf. A048177.
Sequence in context: A015066 A022078 A036172 this_sequence A072460 A033370 A090691
Adjacent sequences: A048175 A048176 A048177 this_sequence A048179 A048180 A048181
nonn,base,easy,more
Felice Russo and Patrick De Geest (felice.russo(AT)katamail.com)
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