Tribonacci numbers: a(n) = a(n-1) + a(n-2) + a(n-3) with a(0)=a(1)=0, a(2)=1.
0, 0, 1, 1, 2, 4, 7, 13, 24, 44, 81, 149, 274, 504, 927, 1705, 3136, 5768, 10609, 19513
6 seqfan posts
Fri Mar 11 13:57:44 CET 2011 [seqfan] Re: Period lengths of k^2 mod n not in OEIS ?
Fri Oct 29 05:35:16 CEST 2010 [seqfan] Implementing first 500 sequences in Java
Mon Oct 18 23:16:38 CEST 2010 [seqfan] Re: Convolve tribonacci with trinomials = A099464?
Sat Oct 16 01:58:04 CEST 2010 [seqfan] Flipping 4 Penney's game sequences
Thu Sep 16 19:44:47 CEST 2010 [seqfan] Initial Substrings of n-bit Binary Numbers Not Divisible by k
Mon Oct 26 09:36:25 CET 2009 [seqfan] A metric and UI for Pandora-like OEIS exploration
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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