a(2*n) = 2*a(2*n-1), a(2*n+1) = 2*a(2*n)-1.
1, 1, 2, 3, 6, 11, 22, 43, 86, 171, 342, 683, 1366, 2731, 5462, 10923, 21846, 43691
3 seqfan posts
Sun May 1 17:49:44 CEST 2011 [seqfan] re A064098 (Markov equation)
Sun Oct 25 18:07:28 CET 2009 [seqfan] Re: Brick sequences
Sat Oct 24 23:45:30 CEST 2009 [seqfan] Re: Brick sequences
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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