%I A008958
%S A008958 1,1,1,1,10,1,1,35,91,1,1,84,966,820,1,1,165,5082,24970,7381,1,1,286,
%T A008958 18447,273988,631631,66430,1,1,455,53053,1768195,14057043,15857205,
%U A008958 597871,1,1,680,129948,8187608,157280838,704652312,397027996,5380840,1
%N A008958 Triangle of central factorial numbers 4^k T(2n+1,2n+1-2k).
%D A008958 J. Riordan, Combinatorial Identities, Wiley, 1968, p. 217.
%F A008958 G.f. of i-th right-hand column is x/Prod[j=1..i+1, 1-(2j-1)^2*x ].
%Y A008958 Cf. A008955-A008957, A036969.
%Y A008958 Columns include A000447. Right-hand columns include A002452, A002453.
%Y A008958 Sequence in context: A154979 A146765 A154984 this_sequence A157277 A157629 
               A154336
%Y A008958 Adjacent sequences: A008955 A008956 A008957 this_sequence A008959 A008960 
               A008961
%K A008958 nonn,tabl,easy,nice
%O A008958 0,5
%A A008958 N. J. A. Sloane (njas(AT)research.att.com).
%E A008958 More terms from Vladeta Jovovic (vladeta(AT)eunet.rs), Apr 16 2000