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A131692 Sum of all n-digit Motzkin numbers. +0
1
17, 72, 1285, 7986, 57346, 1277673, 8893161, 69051303, 543310782, 13365890713 (list; graph; listen)
OFFSET

1,1

LINKS

Eric Weisstein's World of Mathematics, Motzkin Number

EXAMPLE

Sum of all 1-digit Motzkin numbers is 17.

Sum of all 2-digit Motzkin numbers is 72.

Sum of all 3-digit Motzkin numbers is 1285.

CROSSREFS

Cf. A001006.

Sequence in context: A087514 A119625 A130748 this_sequence A059704 A121243 A039371

Adjacent sequences: A131689 A131690 A131691 this_sequence A131693 A131694 A131695

KEYWORD

nonn,base

AUTHOR

Parthasarathy Nambi (PachaNambi(AT)yahoo.com), Sep 15 2007

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.


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