212610

Appears in sequences

• Smallest k such that p^p -+ k is prime, where p=prime(n).at n=31A157719
• Antidiagonal sums of array containing i-bonacci sequences nac(i,n), where nac(i,n) is the n-th i-bonacci number with nac(i,1..i) = 1 (see comments).at n=22A345669