a(0)=1; a(n) is the smallest positive integer such that lcm(a(n-1), a(n)) = n!.
A129108
a(0)=1; a(n) is the smallest positive integer such that lcm(a(n-1), a(n)) = n!.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =3a(4) =8a(5) =15a(6) =144a(7) =35a(8) =1152a(9) =2835a(10) =6400a(11) =6237a(12) =6220800a(13) =1001a(14) =609638400a(15) =13030875a(16) =1605632a(17) =221524875a(18) =21069103104a(19) =5773625a(21) =311834363841a(22) =39649280000a(23) =652017306213
External references
- oeis: A129108