Triangular numbers that for some k >= 1 are also the sum of the first k odd primes.

A364799

Triangular numbers that for some k >= 1 are also the sum of the first k odd primes.

Terms

    a(0) =3a(1) =15a(2) =1236378a(3) =1454365a(4) =3541791a(5) =104856921a(6) =2677839153

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