a(n) = - a(n-1) - 2*a(n-2).
0, 1, 1, 1, 3, 1, 5, 7, 3, 17, 11, 23, 45, 1, 91, 89, 93, 271, 85, 457, 627
3 seqfan posts
Tue Dec 15 02:58:04 CET 2009 [seqfan] Re: [math-fun] Divisibility sequences in OEIS.
Tue Dec 15 02:42:24 CET 2009 [seqfan] Re: [math-fun] Divisibility sequences in OEIS.
Sun Dec 13 19:54:06 CET 2009 [seqfan] Re: [math-fun] Divisibility sequences in OEIS.
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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