142901

Appears in sequences

• Composite numbers whose prime factors contain no digits other than 1 and 8.at n=13A036308
• Number of compositions of n avoiding three consecutive parts in arithmetic progression.at n=20A238423
• Pseudoprimes to base 3 that are not squarefree.at n=7A244065
• Number of nX3 0..1 arrays with every element equal to 0, 3, 4, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero.at n=11A300133
• Pseudoprimes to base 3 that are not squarefree, including the non-coprime pseudoprimes.at n=8A306452