165690

Appears in sequences

• Record (maximal) gaps between prime septuplets (p, p+2, p+6, p+8, p+12, p+18, p+20).at n=0A201051
• Number T(n,k) of endofunctions on [n] where the largest cycle length equals k; triangle T(n,k), n>=0, 0<=k<=n, read by rows.at n=31A241981
• Number of endofunctions on [n] where the largest cycle length equals 3.at n=4A246213
• Triangle read by rows. Each term of the triangle is positive and distinct. In row k are the next k least numbers such that the sum of any one number from each of the first k rows is a prime number.at n=8A359668