|
Search: id:A036046
|
|
|
| A036046 |
|
Order of the permutation created by duality and reversal on the partitions of n. |
|
+0
1
|
|
| 1, 1, 1, 1, 1, 2, 6, 16, 14, 34, 48, 8448, 4020, 9180, 6272, 125424, 846000, 119448, 24501600, 188089566720, 2828352384, 132167533680, 17821427400000, 459922036392000, 4085092227635200, 503568419468083200
(list; graph; listen)
|
|
|
OFFSET
|
1,6
|
|
|
COMMENT
|
I.e. the permutation on the partitions of n which maps the k-th partition in Abramowitz and Stegun order to the k-th partition in Mathematica order. - Frank Adams-Watters (FrankTAW(AT)Netscape.net), Jun 14 2006
|
|
LINKS
|
M. Abramowitz and I. A. Stegun, eds., Handbook of Mathematical Functions, National Bureau of Standards, Applied Math. Series 55, Tenth Printing, December 1972 [alternative scanned copy].
|
|
EXAMPLE
|
a(7) = 6 = order of (1,2,3,5,4,6,8,9,7,10,12,11,13,14,15) = order of (4,5) (7,8,9) (11,12)
|
|
CROSSREFS
|
Cf. A036045-A036056.
Sequence in context: A009586 A009487 A009806 this_sequence A080622 A082374 A085226
Adjacent sequences: A036043 A036044 A036045 this_sequence A036047 A036048 A036049
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
Olivier Gerard (ogerard(AT)ext.jussieu.fr)
|
|
|
Search completed in 0.002 seconds
|
