75073

Appears in sequences

• Row 4 of square array defined in A047671.at n=16A047673
• Row sums in A100781.at n=36A100784
• a(n) = 2*(n-1) + Fibonacci(n).at n=24A129728
• Numbers k such that (206*10^k - 17)/9 is prime.at n=21A284427