0,1
J. Wallgren, Hierarchical sequences
Sequence in context: A122014 A031427 A147296 this_sequence A064798 A056124 A064768
Adjacent sequences: A059139 A059140 A059141 this_sequence A059143 A059144 A059145
easy,nonn,more
Jonas Wallgren (jonwa(AT)ida.liu.se), Jan 19 2001
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