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A124791 Row sums of number triangle A124790. +0
3
1, 1, 1, 3, 5, 13, 29, 73, 181, 465, 1205, 3171, 8425, 22597, 61073, 166195, 454949, 1251985, 3461573, 9611191, 26787377, 74916661, 210178457, 591347989, 1668172841, 4717282753, 13369522249, 37970114703, 108045430901 (list; graph; listen)
OFFSET

0,4

COMMENT

Row sums of a generalized Motzkin triangle.

Apparently the Motzkin transform of A105811, after the sign of A105811(1) is flipped. [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Dec 11 2008]

Hankel transform is A159964. [From Paul Barry (pbarry(AT)wit.ie), Apr 28 2009]

CROSSREFS

Sequence in context: A065047 A067932 A106666 this_sequence A147046 A144471 A062304

Adjacent sequences: A124788 A124789 A124790 this_sequence A124792 A124793 A124794

KEYWORD

nonn

AUTHOR

Paul Barry (pbarry(AT)wit.ie), Nov 07 2006

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.


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