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A114310 (n-1)!*(n!-n*(n-1)/2). 1
1, 1, 6, 108, 2640, 84600, 3613680, 203071680, 14629870080, 1316802614400, 144849884256000, 19120208432371200, 2982752889071155200, 542861032044198067200, 114000816839126241024000, 27360196043430269859840000, 7441973323852870393823232000, 2277243837099794643157389312000 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Least product of n distinct numbers whose sum is n!.

LINKS

Table of n, a(n) for n=1..18.

EXAMPLE

a(6) = 84600 = 1*2*3*4*5*705, the sum 1+2+3+4+5+705 = 720 = 6!.

CROSSREFS

Cf. A114311.

Sequence in context: A055532 A288148 A010563 * A221954 A167484 A011555

Adjacent sequences:  A114307 A114308 A114309 * A114311 A114312 A114313

KEYWORD

nonn

AUTHOR

Amarnath Murthy, Nov 26 2005

STATUS

approved

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Last modified February 21 02:02 EST 2020. Contains 332086 sequences. (Running on oeis4.)