%I #8 Apr 14 2016 10:05:35
%S 251,305,317,341,362,366,371,377,387,389,410,421,427,431,434,435,440,
%T 446,455,458,470,482,483,484,490,494,497,500,506,512,515,519,521,523,
%U 525,536,546,547,548,550,551,553,563,566,572,575,578,580,584,586,590,591
%N Magic sums of 4 X 4 magic squares composed of triangular numbers and squares.
%H <a href="/index/Mag#magic">Index entries for sequences related to magic squares</a>
%e Examples of 4 X 4 magic squares composed of triangular numbers and squares.
%e .
%e |---|---|---|---|
%e | 6 | 10|210| 25|
%e |---|---|---|---|
%e | 81|121| 21| 28|
%e |---|---|---|---|
%e | 64|105| 4 | 78|
%e |---|---|---|---|
%e |100| 15| 16|120|
%e |---|---|---|---|
%e The magic constant is 251 = a(1).
%e .
%e |---|---|---|---|
%e | 4 | 10| 81|210|
%e |---|---|---|---|
%e |105|144| 55| 1 |
%e |---|---|---|---|
%e |171| 15| 91| 28|
%e |---|---|---|---|
%e | 25|136| 78| 66|
%e |---|---|---|---|
%e The magic constant is 305 = a(2).
%Y Cf. A271578, A271579.
%K nonn
%O 1,1
%A _Arkadiusz Wesolowski_, Apr 10 2016