A036334 Number of composite numbers whose juxtaposition of prime factors has length n.
0, 10, 104, 1048, 10077, 96411, 919196, 8779116, 84018465, 806042505, 7751259738, 74707764877, 721541770283, 6982040969944, 67679076290812, 657067482195951, 6388342113379479, 62192024806773396, 606179550401383787
Offset: 1
Extensions
More terms from David Wasserman, Mar 03 2002