References to A199555

7*8^n+1.
8, 57, 449, 3585, 28673, 229377, 1835009, 14680065, 117440513, 939524097


1 seqfan posts

Sun Nov 20 02:54:20 CET 2011    [seqfan] Extending A198683

Index of A-numbers in seqfan: by ascending order    by month    by frequency    by keyword
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