%I #8 Nov 07 2019 21:31:54
%S 1,3,19,201,3131,66883,1866103,65599089,2826880471,146161621491,
%T 8911342572947,631575190761529,51412581787714291,4758212302957048419,
%U 496284340990942471471,57890406722543923973985,7501581827512345854197039,1073456867163970189613750995
%N First column of A027537.
%F Numerators of sequence a[1, n] in A=(b[i, j])^2 where b[i, j] = A008292(i, j) / i! if j<=i, 0 if j>i.
%K nonn
%O 1,2
%A _Olivier GĂ©rard_
%E More terms from _Sean A. Irvine_, Nov 07 2019