a(n) is the smallest number m such that m! is divisible by the left factorial !n (A003422).

A062549

a(n) is the smallest number m such that m! is divisible by the left factorial !n (A003422).

Terms

    a(0) =1a(1) =2a(2) =4a(3) =5a(4) =17a(5) =11a(6) =23a(7) =2957a(8) =23117a(9) =204557a(10) =2018957a(11) =37313a(12) =296797a(13) =39229a(14) =622561a(15) =1832213a(16) =87616043a(17) =2462521469a(19) =5207129a(21) =135954526571

External references