A025151 and A026826

Joerg Arndt arndt at jjj.de
Thu Jul 31 09:54:22 CEST 2008


* franktaw at netscape.net <franktaw at netscape.net> [Jul 31. 2008 17:45]:
> These both look OK to me.  By their definitions, these sequences should
> be the same, except for initial terms and offset: add a part of size 5 to a
> partition of n into distinct parts >= 6, and you get uniquely a partition 
> of
> n+5 into distinct parts, with the least being 5.
>
> I'm not sure how you got the sequence below.
>

? N=50;Vec(prod(k=5,N,1+x^k+O(x^N)))
[1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 2, 2, 3, 3, 4, 4, 5, 6, 7, 8, 10,
11, 13, 15, 17, 20, 23, 26, 30, 35, 39, 45, 51, 58, 66, 75, 84, 96,
108, 122, 137, 155, 173, 195, 219, 245, 274, 307, 342]





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