a(0) = 1, a(1) = 3; for n > 1, a(n) = 6a(n-1) - a(n-2).
1, 3, 17, 99, 577, 3363, 19601, 114243, 665857, 3880899, 22619537, 131836323
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
15 seqfan posts
Mon Jan 16 10:12:57 CET 2012 [seqfan] Re: Richard Guy's request for several new sequences (amended)
Fri Nov 20 02:48:14 CET 2009 [seqfan] Re: detective work related to Creighton Dement's \"Floretions\"
Fri Nov 20 00:03:00 CET 2009 [seqfan] detective work related to Creighton Dement's \"Floretions\"
Thu Nov 19 17:19:12 CET 2009 [seqfan] detective work related to Creighton Dement's "Floretions"
Tue Aug 18 18:26:24 CEST 2009 [seqfan] Re: A1: In binary representation, a(n)^2 is the smallest square with n^2 as substring.
Tue Aug 18 18:10:08 CEST 2009 [seqfan] Re: A1: In binary representation, a(n)^2 is the smallest square with n^2 as substring.
Fri Apr 17 02:37:55 CEST 2009 [seqfan] lower principal and upper principal
Sun Mar 22 14:55:12 CET 2009 [seqfan] Re: Typo in formula-section of A001541 ?
Sat Mar 21 20:07:29 CET 2009 [seqfan] Re: Typo in formula-section of A001541 ?
Sat Mar 21 19:26:44 CET 2009 [seqfan] Re: Typo in formula-section of A001541 ?
Mon Mar 9 23:56:08 CET 2009 [seqfan] Re: Typo in formula-section of A001541 ?
Mon Mar 9 18:08:15 CET 2009 [seqfan] Re: Typo in formula-section of A001541 ?
Mon Mar 9 04:03:20 CET 2009 [seqfan] Re: Typo in formula-section of A001541 ?
Mon Mar 9 01:35:27 CET 2009 [seqfan] Typo in formula-section of A001541 ?
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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