Number of primes of the form b^2 + (b+1)^2 for b <= 10^n.

A392244

Number of primes of the form b^2 + (b+1)^2 for b <= 10^n.

Terms

    a(0) =1a(1) =6a(2) =36a(3) =225a(4) =1645a(5) =12706a(6) =104894a(7) =892723a(8) =7755330a(9) =68588950a(10) =614983774a(11) =5573589175

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