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A227664 Number of lattice paths from {10}^n to {0}^n using steps that decrement one component by 1 such that for each point (p_1,p_2,...,p_n) we have abs(p_{i}-p_{i+1}) <= 1. 1
1, 1, 1024, 345104904, 3738507768500896, 515791104488454210243072, 533787802709908480895773030991840, 2939698583689917131062885788617101100432640, 67615349092818211761363011993295568195043095341810560, 5423343272088334681448905520570069990718596808928384073877898816 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..9.

EXAMPLE

a(2) = 2^10 = 1024.

CROSSREFS

Row n=10 of A227655.

Cf. A000079.

Sequence in context: A016834 A103717 A016882 * A016942 A017014 A017098

Adjacent sequences:  A227661 A227662 A227663 * A227665 A227666 A227667

KEYWORD

nonn

AUTHOR

Alois P. Heinz, Jul 19 2013

STATUS

approved

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Last modified February 16 08:26 EST 2019. Contains 320159 sequences. (Running on oeis4.)