Triangle read by rows: T(n,k) = T(n-1,k-1) + k^2*T(n-1,k), 1 < k <= n, T(n,1) = 1.
1, 1, 1, 1, 5, 1, 1, 21, 14, 1, 1, 85, 147, 30, 1, 1, 341, 1408, 627, 55, 1, 1, 1365, 13013
4 seqfan posts
Fri Feb 3 15:09:23 CET 2012 [seqfan] Re: Expansion of A036969 (was: Requesting contact [...] )
Fri Feb 3 14:39:21 CET 2012 [seqfan] Re: Expansion of A036969 (was: Requesting contact [...] )
Fri Feb 3 14:01:30 CET 2012 [seqfan] Re: Expansion of A036969 (was: Requesting contact [...] )
Fri Feb 3 10:42:07 CET 2012 [seqfan] Requesting contact with Peter Bala (or someone else who can give a source)
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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