login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

Perfect square associated with A048699.
0

%I #7 Jul 22 2021 05:01:03

%S 0,4,16,9,36,16,64,49,64,144,25,25,64,100,196,25,81,81,196,100,49,121,

%T 49,256,169,196,49,225,441,225,81,400,49,484,49,169,676,900,121,400,

%U 169,361,81,676,1764,361,441,1024,289,441,81,1156,121,529,1156,676,121,289

%N Perfect square associated with A048699.

%Y Cf. A048699.

%K easy,nonn

%O 1,2

%A _Enoch Haga_

%E Name updated and a(1)=0 inserted by _Sean A. Irvine_, Jul 21 2021