Positive numbers equal to the sum of the squares of their first k divisors for some k.
1, 130, 1860, 148480, 3039520, 4172437680, 5788838100, 38341734200
1 seqfan posts
Sat Feb 5 18:28:12 CET 2011 [seqfan] Re: There are more terms in this sequence?