Numbers n such that sum of the first n composite numbers is a perfect square.
A053768
Numbers n such that sum of the first n composite numbers is a perfect square.
Terms
- a(0) =1a(1) =6a(2) =21a(3) =80a(4) =6982a(5) =269563a(6) =779693a(7) =834365a(8) =16176645a(9) =19770092a(10) =41049539a(11) =228612936a(12) =1950787140a(13) =2404785364a(14) =3095996836a(15) =5236785750a(16) =12482382942
External references
- oeis: A053768