0,1
J. Wallgren, Hierarchical sequences
a[n]=12*a001787[n]
Sequence in context: A135453 A165280 A006564 this_sequence A117027 A161171 A007200
Adjacent sequences: A059159 A059160 A059161 this_sequence A059163 A059164 A059165
easy,nonn
Jonas Wallgren (jonwa(AT)ida.liu.se), Feb 02 2001
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