Number of humps in all Motzkin paths of length n. (A hump is an upstep followed by 0 or more flatsteps followed by a downstep.).
0, 1, 3, 9, 25, 70, 196, 553, 1569, 4476, 12826, 36894, 106470, 308113, 893803
3 seqfan posts
Mon Aug 23 16:18:18 CEST 2010 [seqfan] Re: A019575 challenge
Tue Feb 23 17:32:19 CET 2010 [seqfan] Re: conjectures on hypergeometric recurrences for central k-nomial numbers
Tue Feb 23 14:34:04 CET 2010 [seqfan] conjectures on hypergeometric recurrences for central k-nomial numbers
Index of A-numbers in seqfan: by ascending order
by month
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