Smallest number m so that n^2 + A000330(m) is also a square, i.e., n^2 + (1 + 4 + 9 + 16 + ... + m^2) = w^2 for some w.

A065610

Smallest number m so that n^2 + A000330(m) is also a square, i.e., n^2 + (1 + 4 + 9 + 16 + ... + m^2) = w^2 for some w.

Terms

    a(0) =1a(1) =47a(2) =2a(3) =5a(4) =767a(5) =16a(6) =1727a(7) =22a(8) =17a(9) =13a(10) =18a(11) =112a(12) =10a(13) =70a(14) =8a(15) =10799a(16) =12287a(17) =21a(18) =82a(19) =17327a(20) =31a(21) =15a(22) =255a(23) =16a(24) =10a(25) =13a(26) =9a(27) =5a(28) =49a(29) =40367

External references