0,3
a(n) = A001006(n)^3
Cf. A000578, A030078, A056570. Motzkin numbers: A001006.
Sequence in context: A047900 A088038 A061435 this_sequence A098560 A087138 A111984
Adjacent sequences: A133051 A133052 A133053 this_sequence A133055 A133056 A133057
nonn
Omar E. Pol (info(AT)polprimos.com), Oct 30 2007
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