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A177317 Number of permutations of n copies of 1..5 with all adjacent differences <= 1 in absolute value. 3

%I

%S 1,2,48,2288,135040,8956752,640160976,48203722464,3772321496064,

%T 304100156874800,25098440923318048,2111488538062121088,

%U 180477438192133215952,15633823902235680250592,1369837117884520736235840,121216041295339359662340288,10819157637786569144853012480

%N Number of permutations of n copies of 1..5 with all adjacent differences <= 1 in absolute value.

%H Alois P. Heinz, <a href="/A177317/b177317.txt">Table of n, a(n) for n = 0..28</a> (terms n=1..16 from R. H. Hardin)

%Y Row n=5 of A331562.

%K nonn

%O 0,2

%A _R. H. Hardin_, May 06 2010

%E a(0)=1 prepended by _Alois P. Heinz_, Jan 20 2020

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Last modified September 17 09:00 EDT 2021. Contains 347478 sequences. (Running on oeis4.)