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A133053 Squares of Motzkin numbers. 2
1, 1, 4, 16, 81, 441, 2601, 16129, 104329, 697225, 4787344, 33616804, 240591121, 1750167225, 12912685956, 96454967184, 728405920089, 5554407254841, 42724289649924, 331213938112656 (list; graph; refs; listen; history; internal format)
OFFSET

0,3

FORMULA

a(n) = A001006(n)^2

CROSSREFS

Cf. A000290, A001248, A007598. Motzkin numbers: A001006.

Sequence in context: A002777 A118997 A001257 * A110378 A076997 A092304

Adjacent sequences:  A133050 A133051 A133052 * A133054 A133055 A133056

KEYWORD

nonn

AUTHOR

Omar E. Pol (info(AT)polprimos.com), Oct 30 2007

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Last modified February 17 19:13 EST 2012. Contains 206085 sequences.