Centered heptagonal primes up to 244640

Centered heptagonal primes: Primes of the form (7n^2 − 7n + 2) / 2.

There is 52 centered heptagonal primes smaller than 244640.

Checkout centered heptagonal primes up to: 100, 500, 1000, 10000.

43, 71, 197, 463, 547, 953, 1471, 1933, 2647, 2843, 3697, 4663, 5741, 8233, 9283, 10781, 11173, 12391, 14561, 18397, 20483, 29303, 29947, 34651, 37493, 41203, 46691, 50821, 54251, 56897, 57793, 65213, 68111, 72073, 76147, 84631, 89041, 93563, 104147, 112771, 114031, 124363, 139301, 150697, 158047, 168631, 176401, 187573, 202441, 207523, 216133, 230273

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