G.f.: (x^3+x^2+2*x+1)/(x^4+5*x^2+1).
1, 2, 4, 9, 19, 43, 91, 206, 436, 987, 2089, 4729, 10009, 22658, 47956
2 seqfan posts
Thu Nov 19 17:19:12 CET 2009 [seqfan] detective work related to Creighton Dement's "Floretions"
Sun Jan 11 23:36:02 CET 2009 [seqfan] Index of linear recurrences
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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