A134821 Concatenation of next n Motzkin numbers.

1, 12, 4921, 51127323835, 218857981551141835113634, 310572853467235677965363821819928450852019, 1425475594007632231129760415319272779790434025012566981847673007772802

Offset

1,2

Links

Table of n, a(n) for n=1..7.

Crossrefs

Cf. A053067, A053068, A133013. Motzkin numbers: A001006.

Sequence in context: A009094 A061701 A236067 * A229669 A013508 A230749

Adjacent sequences: A134818 A134819 A134820 * A134822 A134823 A134824

Keyword

easy,nonn,base

Author

Omar E. Pol, Nov 12 2007

Extensions

Edited by Charles R Greathouse IV, Apr 25 2010

Status

approved