396271

Appears in sequences

• Denominators of continued fraction for left factorial.at n=19A056920
• E.g.f.: exp(x/(1+x)).at n=10A111884
• Pseudoprimes to base 2 of the form 4k+3.at n=19A177884
• Expansion of e.g.f. exp(x/(x-1)).at n=10A293116
• Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of e.g.f. Product_{i>k} exp(-x^i).at n=65A293119
• Fermat pseudoprimes to base 2 that are octadecagonal.at n=5A322160