[seqfan] Formula for inverse Pascal's triangle A130595
Dale Gerdemann
dale.gerdemann at gmail.com
Sat Nov 28 16:39:02 CET 2015
Dear Seqfans,
The following formula seems to work for A130595:
T(n,k) = (n-k+1)*T(n-1,k-1) + (k-1)*T(n-1,k)
Could someone explain why?
Dale
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