49212093

Appears in sequences

• Triangle read by rows: number of k-ary n-tuples (a_1,..,a_n) such that the string a_1...a_n is preprime.at n=44A215474
• Number of n-ary n-tuples (a_1,...,a_n) such that the string a_1...a_n is preprime.at n=8A215475