First 7 centered triangular primes

Centered triangular primes: Primes of the form (3n^2 + 3n + 2) / 2.

First 7 centered triangular primes have values between 19 and 631.

Checkout list of first: 10, 50, 100, 500 centered triangular primes. You can also check all centered triangular primes.

19, 31, 109, 199, 409, 571, 631

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