The OEIS is supported by the many generous donors to the OEIS Foundation.
%I #4 Nov 05 2019 00:59:09
%S 1,7,85,415,12019,13489,726301,3144919,30300391,32160403,4102360483,
%T 4301068993,758647585777,788807993197,817534859365,3379894237615,
%U 1007162177631295,1036310871245335,384227195120585215,393975698131531915,403382871919715515
%N First column of A027447.
%C This sequences was originally A027459, but differs from the current version of A027459 for n >= 14. This difference arises because the rational numbers in the matrix defining A027447 (and hence this sequence) are not reduced to the lowest common denominator, whereas the values in A027459 are.
%Y Cf. A027447, A027459, A027460.
%K nonn
%O 1,2
%A _Sean A. Irvine_, Nov 04 2019