References to A006452

a(n)=6a(n-2)-a(n-4).
1, 1, 2, 4, 11, 23, 64, 134, 373, 781, 2174, 4552, 12671, 26531, 73852, 154634

1 seqfan posts

Sat Oct 10 14:34:47 CEST 2009    [seqfan] Re: A006451 = n such that n*(n+1)/2+1 is square?
Index of A-numbers in seqfan: by ascending order    by month    by frequency    by keyword
Links to OEIS content are included according to The OEIS End-User License Agreement .