**a(n) = a(n-1) + a(n-2)*a(n-3) + a(n-4)^a(n-5)**

*0, 0, 1, 1, 1, 3, 5, 9, 25, 73, 423, 61297, 3814697357801*

*1 seqfan posts*

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 .