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Search: id:A124070
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A124070 Number of permutations of n distinct letters (ABCD...) each of which appears thrice with 4 fixed points. +0
1
9, 324, 69039, 30573900, 24571261710, 32346221908896, 64986793207684866, 189028409383462290696, 764111162168487304691175, 4154377697330090433618612780, 29576798800687086868033152117849 (list; graph; listen)
OFFSET

0,1

EXAMPLE

1

0, 0, 0, 1

1, 0, 9, 0, "9", 0, 1

56, 216, 378, 435, "324", 189, 54", 27, 0, 1

13833, 49464, 84510, 90944, "69039", 38448, 16476, 5184, 1431, 216, 54, 0, 1

6699824, 23123880, 38358540, 40563765, "30573900", 17399178, 7723640, 2729295, 776520, 180100, 33372, 5355, 540, 90, 0, 1

etc...

CROSSREFS

Cf. A059058, A027468, A059073, A059072, A124007, A124008, A124009, A124042, A124043.

Sequence in context: A156634 A128788 A164080 this_sequence A041619 A111968 A012105

Adjacent sequences: A124067 A124068 A124069 this_sequence A124071 A124072 A124073

KEYWORD

nonn

AUTHOR

Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Nov 05 2006

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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