a(n) is the least positive integer that can be expressed as the sum of one or more consecutive n-almost primes in exactly n ways, or -1 if no such integer exists.
A365507
a(n) is the least positive integer that can be expressed as the sum of one or more consecutive n-almost primes in exactly n ways, or -1 if no such integer exists.
Terms
- a(0) =2a(1) =10a(2) =105a(3) =2410a(4) =45010a(5) =708408
External references
- oeis: A365507