Numbers k such that 24 plus the k-th triangular number is a perfect square.

A154150

Numbers k such that 24 plus the k-th triangular number is a perfect square.

Terms

    a(0) =1a(1) =15a(2) =24a(3) =94a(4) =145a(5) =551a(6) =848a(7) =3214a(8) =4945a(9) =18735a(10) =28824a(11) =109198a(12) =168001a(13) =636455a(14) =979184a(15) =3709534a(16) =5707105a(17) =21620751a(18) =33263448a(19) =126014974

External references