作者ooopppeeennn (open)
看板Grad-ProbAsk
标题[问题] 离散数学一题
时间Wed Apr 1 22:16:44 2009
Find the ordinary generating function of the sequence (a0,a1,a2,...)
where ar is the number of partitions of the integer r into distinct
primes
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◆ From: 140.114.216.145
1F：推 s987692:ar = (1+x+x^2+x^3+x^4.......)^n 04/01 23:06
2F：推 s987692:错了 应该是(x^+x^2+x^3+x^4.......)^n 04/01 23:56
3F：推 loveeveryone:能否麻烦楼上说明一下为什麽是这样??? 04/02 09:01