1,2
Cf. A002110, A007913, A143176, A144361
Sequence in context: A083169 A050125 A008306 this_sequence A125666 A111678 A101819
Adjacent sequences: A144359 A144360 A144361 this_sequence A144363 A144364 A144365
hard,more,nonn
Reikku Kulon (reikku(AT)gmail.com), Sep 18 2008
a(2) should have been 2, not 1. Reikku Kulon (reikku(AT)gmail.com), Sep 19 2008
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