Let d(n) = number of distinct primes dividing n (A001221); sequence gives t such that d(t)=d(t+1)=...=d(t+n-1) is a run of record length.

A048971

Let d(n) = number of distinct primes dividing n (A001221); sequence gives t such that d(t)=d(t+1)=...=d(t+n-1) is a run of record length.

Terms

    a(0) =1a(1) =14a(2) =54a(3) =91a(4) =323a(5) =44360a(6) =48919a(7) =218972a(8) =534078a(9) =2699915a(10) =3355906a(11) =17233173

External references