0,4
Toothpick sequence: A139250.
Cf. A139251, A153000, A159786, A159787, A159788, A159799.
Sequence in context: A046652 A091681 A076541 this_sequence A153932 A158763 A001131
Adjacent sequences: A159786 A159787 A159788 this_sequence A159790 A159791 A159792
more,nonn
Omar E. Pol (info(AT)polprimos.com), Apr 28 2009, May 02 2009
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