References to A128209

Jacobsthal numbers(A001045) + 1.
1, 2, 2, 4, 6, 12, 22, 44, 86, 172, 342, 684, 1366, 2732, 5462, 10924, 21846, 43692

1 seqfan posts

Sun May 1 17:49:44 CEST 2011    [seqfan] re A064098 (Markov equation)
Index of A-numbers in seqfan: by ascending order    by month    by frequency    by keyword
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