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A227660 Number of lattice paths from {6}^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, 64, 123208, 1831288096, 122911984813568, 27297846037161958056, 16391903881902996952724768, 23066495371480810626495005438496, 68371528221534300846360580266415146176, 392997779138060823651445903318712755280168960, 4100456330337958604264976205090832646574842298883968 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..11.

EXAMPLE

a(2) = 2^6 = 64.

CROSSREFS

Row n=6 of A227655.

Cf. A000079.

Sequence in context: A187242 A159410 A016878 * A029753 A036533 A139565

Adjacent sequences:  A227657 A227658 A227659 * A227661 A227662 A227663

KEYWORD

nonn

AUTHOR

Alois P. Heinz, Jul 19 2013

STATUS

approved

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Last modified August 10 02:28 EDT 2020. Contains 336367 sequences. (Running on oeis4.)