Harmonic numbers with a record number of harmonic numbers that can be generated from them using an iterative process of multiplying by primes (see Comments).
A335371
Harmonic numbers with a record number of harmonic numbers that can be generated from them using an iterative process of multiplying by primes (see Comments).
Terms
- a(0) =1a(1) =28a(2) =1638a(3) =6200a(4) =950976a(5) =2178540a(6) =2457000a(7) =4713984a(8) =45532800a(9) =142990848a(10) =459818240a(11) =1381161600a(12) =10200236032a(13) =57575890944a(14) =109585986048a(15) =513480135168
External references
- oeis: A335371